diff --git a/src/app/app.module.ts b/src/app/app.module.ts
index a514b75..388d61f 100644
--- a/src/app/app.module.ts
+++ b/src/app/app.module.ts
@@ -113,6 +113,12 @@ import {
 import {
   GamesystemConditionEditorComponent
 } from "./editor/interaction-editor/conditions/gamesystem-condition-editor/gamesystem-condition-editor.component";
+import {
+    ItemConditionEditorComponent
+} from "./editor/interaction-editor/conditions/item-condition-editor/item-condition-editor.component";
+import {
+  ItemSelectorComponent
+} from "./editor/interaction-editor/conditions/item-condition-editor/item-selector/item-selector.component";
 // AoT requires an exported function for factories
 const httpLoaderFactory = (http: HttpClient): TranslateHttpLoader =>  new TranslateHttpLoader(http, './assets/i18n/', '.json');
 
@@ -149,75 +155,77 @@ const httpLoaderFactory = (http: HttpClient): TranslateHttpLoader =>  new Transl
     RequieredInheritancesEditorComponent,
     RequieredInheritancesCreatorComponent,
     CharacterInteractionEditorComponent,
-    GamesystemConditionEditorComponent
+    GamesystemConditionEditorComponent,
+    ItemConditionEditorComponent,
+    ItemSelectorComponent
+  ],
+  imports: [
+    BrowserModule,
+    FormsModule,
+    HttpClientModule,
+    CoreModule,
+    SharedModule,
+    TranslateModule.forRoot({
+      loader: {
+        provide: TranslateLoader,
+        useFactory: httpLoaderFactory,
+        deps: [HttpClient]
+      }
+    }),
+    BrowserAnimationsModule,
+    MatIcon,
+    MatToolbar,
+    MatButton,
+    MatFormField,
+    MatInput,
+    MatDrawerContainer,
+    MatDrawer,
+    MatIconButton,
+    MatMenuTrigger,
+    MatMenu,
+    MatMenuItem,
+    MatListItem,
+    MatActionList,
+    MatTabGroup,
+    MatTab,
+    MatTabLabel,
+    MatLabel,
+    MatFormField,
+    ReactiveFormsModule,
+    MatError,
+    MatDialogTitle,
+    MatDialogContent,
+    MatDialogActions,
+    MatMiniFabButton,
+    MatTreeModule,
+    MatTable,
+    MatColumnDef,
+    MatHeaderCell,
+    MatHeaderCellDef,
+    MatCellDef,
+    MatCell,
+    MatHeaderRow,
+    MatRow,
+    MatHeaderRowDef,
+    MatRowDef,
+    MatCheckbox,
+    MatSelect,
+    MatOption,
+    MatHint,
+    MatTooltip,
+    MatCard,
+    MatCardContent,
+    MatCardHeader,
+    MatAccordion,
+    MatExpansionPanel,
+    MatExpansionPanelTitle,
+    MatCardTitle,
+    MatExpansionPanelHeader,
+    MatExpansionPanelDescription,
+    MatAutocomplete,
+    MatAutocompleteTrigger,
+    MatNoDataRow
   ],
-    imports: [
-        BrowserModule,
-        FormsModule,
-        HttpClientModule,
-        CoreModule,
-        SharedModule,
-        TranslateModule.forRoot({
-            loader: {
-                provide: TranslateLoader,
-                useFactory: httpLoaderFactory,
-                deps: [HttpClient]
-            }
-        }),
-        BrowserAnimationsModule,
-        MatIcon,
-        MatToolbar,
-        MatButton,
-        MatFormField,
-        MatInput,
-        MatDrawerContainer,
-        MatDrawer,
-        MatIconButton,
-        MatMenuTrigger,
-        MatMenu,
-        MatMenuItem,
-        MatListItem,
-        MatActionList,
-        MatTabGroup,
-        MatTab,
-        MatTabLabel,
-        MatLabel,
-        MatFormField,
-        ReactiveFormsModule,
-        MatError,
-        MatDialogTitle,
-        MatDialogContent,
-        MatDialogActions,
-        MatMiniFabButton,
-        MatTreeModule,
-        MatTable,
-        MatColumnDef,
-        MatHeaderCell,
-        MatHeaderCellDef,
-        MatCellDef,
-        MatCell,
-        MatHeaderRow,
-        MatRow,
-        MatHeaderRowDef,
-        MatRowDef,
-        MatCheckbox,
-        MatSelect,
-        MatOption,
-        MatHint,
-        MatTooltip,
-        MatCard,
-        MatCardContent,
-        MatCardHeader,
-        MatAccordion,
-        MatExpansionPanel,
-        MatExpansionPanelTitle,
-        MatCardTitle,
-        MatExpansionPanelHeader,
-        MatExpansionPanelDescription,
-        MatAutocomplete,
-        MatAutocompleteTrigger,
-        MatNoDataRow
-    ],
   providers: [],
   bootstrap: [AppComponent]
 })
diff --git a/src/app/editor/character-editor/character-interaction-editor/character-interaction-editor.component.html b/src/app/editor/character-editor/character-interaction-editor/character-interaction-editor.component.html
index 6678c34..f0dfcb8 100644
--- a/src/app/editor/character-editor/character-interaction-editor/character-interaction-editor.component.html
+++ b/src/app/editor/character-editor/character-interaction-editor/character-interaction-editor.component.html
@@ -103,8 +103,11 @@
               <mat-tab label="ScriptAccount Conditions">
                 <app-scriptaccount-condition-editor [scriptAccounts]="gameModel!.scriptAccounts" [conditions]="element.scriptAccountConditions"></app-scriptaccount-condition-editor>
               </mat-tab>
-              <mat-tab label="Inventory Conditions">
-                <p>Inventory Conditions</p>
+              <mat-tab label="Inventory Itemgroup Conditions">
+                <app-item-condition-editor [interaction]="element" [gameModel]="gameModel" [group]="true"></app-item-condition-editor>
+              </mat-tab>
+              <mat-tab label="Inventory Item Conditions">
+                <app-item-condition-editor [interaction]="element" [gameModel]="gameModel" [group]="false"></app-item-condition-editor>
               </mat-tab>
               <mat-tab label="Gamesystem Conditions">
                 <app-gamesystem-condition-editor [intgeraction]="element" [gamesystems]="gameModel!.gamesystemsAsList"
diff --git a/src/app/editor/interaction-editor/conditions/item-condition-editor/item-condition-editor.component.html b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-condition-editor.component.html
new file mode 100644
index 0000000..fed0bd0
--- /dev/null
+++ b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-condition-editor.component.html
@@ -0,0 +1,79 @@
+<table mat-table class="mat-elevation-z8" [dataSource]="conditionDataSource">
+  <ng-container matColumnDef="item">
+    <th mat-header-cell *matHeaderCellDef>{{group? 'Itemgroup':'Item'}}</th>
+    <td mat-cell *matCellDef="let condition">
+      @if(group) {
+        @if(condition == editedCondition) {
+          <mat-form-field appearance="fill" class="long-form">
+            <mat-label>Itemgroup</mat-label>
+            <mat-select [(ngModel)]="conditionAsItemgroupCondition(condition)!.itemgroup">
+              <mat-option *ngFor="let itemgroup of gameModel!.itemgroupsAsList" [value]="itemgroup">{{itemgroup.componentName}}</mat-option>
+            </mat-select>
+          </mat-form-field>
+        } @else {
+          <p *ngIf="conditionAsItemgroupCondition(condition)!.itemgroup != undefined">
+            {{conditionAsItemgroupCondition(condition)!.itemgroup!.componentName}}
+          </p>
+        }
+      } @else {
+        @if(condition == editedCondition) {
+          <app-item-selector [itemgroups]="gameModel!.itemgroupsAsList" [selectedItem]="conditionAsItemCondition(condition)!.item"
+                            (onSelectedItemChange)="onSelectedItemChange(condition, $event)"
+          ></app-item-selector>
+        } @else {
+          <p *ngIf="conditionAsItemCondition(condition)!.item != undefined">
+            {{conditionAsItemCondition(condition)!.item!.componentName}}
+          </p>
+        }
+      }
+    </td>
+  </ng-container>
+
+  <ng-container matColumnDef="min">
+    <th mat-header-cell *matHeaderCellDef>Min</th>
+    <td mat-cell *matCellDef="let condition">
+      @if(condition == editedCondition) {
+        <mat-form-field appearance="fill" class="long-form">
+          <mat-label>Min Value</mat-label>
+          <input matInput [(ngModel)]="editedCondition!.minValue">
+        </mat-form-field>
+      } @else {
+        {{condition.minValue}}
+      }
+    </td>
+  </ng-container>
+
+  <ng-container matColumnDef="max">
+    <th mat-header-cell *matHeaderCellDef>Min</th>
+    <td mat-cell *matCellDef="let condition">
+      @if(condition == editedCondition) {
+        <mat-form-field appearance="fill" class="long-form">
+          <mat-label>Max Value</mat-label>
+          <input matInput [(ngModel)]="editedCondition!.maxValue">
+        </mat-form-field>
+      } @else {
+        {{condition.maxValue}}
+      }
+    </td>
+  </ng-container>
+
+  <ng-container matColumnDef="edit">
+    <th mat-header-cell *matHeaderCellDef></th>
+    <td mat-cell *matCellDef="let condition">
+      <button mat-icon-button *ngIf="condition !== editedCondition" [disabled]="editedCondition != undefined" (click)="editCondition(condition)"><mat-icon>edit</mat-icon></button>
+      <button mat-icon-button *ngIf="condition === editedCondition" (click)="finishEditing()"><mat-icon>done</mat-icon></button>
+    </td>
+  </ng-container>
+
+  <ng-container matColumnDef="delete">
+    <th mat-header-cell *matHeaderCellDef>
+      <button mat-icon-button (click)="addCondition()"><mat-icon>add</mat-icon></button>
+    </th>
+    <td mat-cell *matCellDef="let condition">
+      <button mat-icon-button (click)="deleteCondition(condition)" color="warn"><mat-icon>delete</mat-icon></button>
+    </td>
+  </ng-container>
+
+  <tr mat-header-row *matHeaderRowDef="displayedColumns"></tr>
+  <tr mat-row *matRowDef="let row; columns: displayedColumns;"></tr>
+</table>
diff --git a/src/app/editor/interaction-editor/conditions/item-condition-editor/item-condition-editor.component.scss b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-condition-editor.component.scss
new file mode 100644
index 0000000..906202f
--- /dev/null
+++ b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-condition-editor.component.scss
@@ -0,0 +1,3 @@
+.mat-column-edit, .mat-column-delete {
+  width: 32px;
+}
diff --git a/src/app/editor/interaction-editor/conditions/item-condition-editor/item-condition-editor.component.spec.ts b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-condition-editor.component.spec.ts
new file mode 100644
index 0000000..3de56e1
--- /dev/null
+++ b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-condition-editor.component.spec.ts
@@ -0,0 +1,23 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { ItemConditionEditorComponent } from './item-condition-editor.component';
+
+describe('ItemConditionEditorComponent', () => {
+  let component: ItemConditionEditorComponent;
+  let fixture: ComponentFixture<ItemConditionEditorComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      imports: [ItemConditionEditorComponent]
+    })
+    .compileComponents();
+    
+    fixture = TestBed.createComponent(ItemConditionEditorComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});
diff --git a/src/app/editor/interaction-editor/conditions/item-condition-editor/item-condition-editor.component.ts b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-condition-editor.component.ts
new file mode 100644
index 0000000..8ee8217
--- /dev/null
+++ b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-condition-editor.component.ts
@@ -0,0 +1,90 @@
+import {Component, Input, OnInit} from '@angular/core';
+import {AbstractInteraction} from "../../../../project/game-model/interactions/AbstractInteraction";
+import {GameModel} from "../../../../project/game-model/GameModel";
+import {MatTable, MatTableDataSource} from "@angular/material/table";
+import {InventoryCondition} from "../../../../project/game-model/interactions/condition/InventoryCondition";
+import {InventoryItemCondition} from "../../../../project/game-model/interactions/condition/InventoryItemCondition";
+import {CharacterDependency} from "../../../../project/game-model/interactions/CharacterDependency";
+import {
+  InventoryItemgroupCondition
+} from "../../../../project/game-model/interactions/condition/InventoryItemgroupCondition";
+import {Item} from "../../../../project/game-model/inventory/Item";
+
+@Component({
+  selector: 'app-item-condition-editor',
+  templateUrl: './item-condition-editor.component.html',
+  styleUrl: './item-condition-editor.component.scss'
+})
+export class ItemConditionEditorComponent implements OnInit{
+
+  @Input() interaction: AbstractInteraction | undefined
+  @Input() gameModel: GameModel | undefined
+  @Input() group: boolean = false;
+
+  conditionDataSource: MatTableDataSource<InventoryCondition> = new MatTableDataSource();
+  displayedColumns: string[] = ["item", "min", "max", "edit", "delete"];
+  editedCondition: InventoryCondition | undefined
+  addedCondition: InventoryCondition | undefined
+
+  ngOnInit() {
+    this.conditionDataSource.data = this.interaction!.inventoryConditions;
+  }
+
+  addCondition() {
+     if(this.group) {
+       this.addedCondition = new InventoryItemgroupCondition(CharacterDependency.NONE, 0, 0, undefined);
+     } else {
+       this.addedCondition = new InventoryItemCondition(CharacterDependency.NONE, 0, 0, undefined);
+     }
+
+    this.editedCondition = this.addedCondition;
+
+    const displayedColumns = this.conditionDataSource.data;
+    displayedColumns.push(this.addedCondition);
+    this.conditionDataSource.data = displayedColumns;
+  }
+
+  editCondition(condition: InventoryCondition) {
+    this.editedCondition = condition;
+  }
+
+  finishEditing() {
+    if(this.editedCondition == undefined) {
+      return;
+    }
+
+    if(this.editedCondition.validate()) {
+      if(this.addedCondition != undefined) {
+        this.interaction!.addConditon(this.addedCondition);
+        this.addedCondition = undefined;
+      }
+      this.editedCondition = undefined;
+    }
+  }
+
+  deleteCondition(deletedCondition: InventoryCondition) {
+    this.interaction!.removeCondition(deletedCondition);
+    this.conditionDataSource.data = this.conditionDataSource.data.filter(condition => condition !== deletedCondition);
+  }
+
+  conditionAsItemCondition(condition: InventoryCondition) {
+    if(condition instanceof InventoryItemCondition) {
+      return condition;
+    } else {
+      return undefined;
+    }
+  }
+
+  conditionAsItemgroupCondition(condition: InventoryCondition) {
+    if(condition instanceof InventoryItemgroupCondition) {
+      return condition;
+    } else {
+      return undefined;
+    }
+  }
+
+  onSelectedItemChange(condition: InventoryCondition, item: Item) {
+    (condition as InventoryItemCondition).item = item;
+    console.log(condition)
+  }
+}
diff --git a/src/app/editor/interaction-editor/conditions/item-condition-editor/item-selector/item-selector.component.html b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-selector/item-selector.component.html
new file mode 100644
index 0000000..5546be8
--- /dev/null
+++ b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-selector/item-selector.component.html
@@ -0,0 +1,13 @@
+<mat-form-field appearance="fill">
+  <mat-label>Itemgroup</mat-label>
+  <mat-select [(ngModel)]="selectedItemgroup">
+    <mat-option *ngFor="let itemgroup of itemgroups" [value]="itemgroup">{{itemgroup.componentName}}</mat-option>
+  </mat-select>
+</mat-form-field>
+
+<mat-form-field appearance="fill" *ngIf="selectedItemgroup != undefined">
+  <mat-label>Item</mat-label>
+  <mat-select [(ngModel)]="selectedItem" (ngModelChange)="onItemChange($event)">
+    <mat-option *ngFor="let item of selectedItemgroup!.getInheritedItems()" [value]="item">{{item.componentName}}</mat-option>
+  </mat-select>
+</mat-form-field>
diff --git a/src/app/editor/interaction-editor/conditions/item-condition-editor/item-selector/item-selector.component.scss b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-selector/item-selector.component.scss
new file mode 100644
index 0000000..e69de29
diff --git a/src/app/editor/interaction-editor/conditions/item-condition-editor/item-selector/item-selector.component.spec.ts b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-selector/item-selector.component.spec.ts
new file mode 100644
index 0000000..727a757
--- /dev/null
+++ b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-selector/item-selector.component.spec.ts
@@ -0,0 +1,23 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { ItemSelectorComponent } from './item-selector.component';
+
+describe('ItemSelectorComponent', () => {
+  let component: ItemSelectorComponent;
+  let fixture: ComponentFixture<ItemSelectorComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      imports: [ItemSelectorComponent]
+    })
+    .compileComponents();
+    
+    fixture = TestBed.createComponent(ItemSelectorComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});
diff --git a/src/app/editor/interaction-editor/conditions/item-condition-editor/item-selector/item-selector.component.ts b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-selector/item-selector.component.ts
new file mode 100644
index 0000000..59fa2e9
--- /dev/null
+++ b/src/app/editor/interaction-editor/conditions/item-condition-editor/item-selector/item-selector.component.ts
@@ -0,0 +1,30 @@
+import {Component, EventEmitter, Input, OnInit, Output} from '@angular/core';
+import {ItemGroup} from "../../../../../project/game-model/inventory/ItemGroup";
+import {Item} from "../../../../../project/game-model/inventory/Item";
+import {MatFormField} from "@angular/material/form-field";
+import {MatSelect} from "@angular/material/select";
+
+@Component({
+  selector: 'app-item-selector',
+  templateUrl: './item-selector.component.html',
+  styleUrl: './item-selector.component.scss'
+})
+export class ItemSelectorComponent implements OnInit{
+
+  @Input() itemgroups: ItemGroup[] = []
+  @Input() selectedItem: Item | undefined
+  @Output() onSelectedItemChange = new EventEmitter<Item>();
+
+  selectedItemgroup: ItemGroup | undefined
+
+  ngOnInit() {
+    if(this.selectedItem != undefined) {
+      this.selectedItemgroup = this.itemgroups.find(itemgroup => itemgroup.getInheritedItems().includes(this.selectedItem!));
+    }
+  }
+
+  onItemChange(item: Item) {
+    this.selectedItem = item;
+    this.onSelectedItemChange.emit(item);
+  }
+}
diff --git a/src/app/project/game-model/interactions/AbstractInteraction.ts b/src/app/project/game-model/interactions/AbstractInteraction.ts
index 1821f69..e8e8f22 100644
--- a/src/app/project/game-model/interactions/AbstractInteraction.ts
+++ b/src/app/project/game-model/interactions/AbstractInteraction.ts
@@ -28,7 +28,7 @@ export abstract class AbstractInteraction {
   }
 
   get inventoryConditions() {
-    return this.conditions.filter(condition => condition instanceof InventoryCondition)
+    return this.conditions.filter(condition => condition instanceof InventoryCondition).map(condition => condition as InventoryCondition)
   }
 
   get gamesystemConditions(): GamesystemCondition[] {
diff --git a/src/app/project/game-model/interactions/condition/InventoryCondition.ts b/src/app/project/game-model/interactions/condition/InventoryCondition.ts
index 9644731..d3ae3a2 100644
--- a/src/app/project/game-model/interactions/condition/InventoryCondition.ts
+++ b/src/app/project/game-model/interactions/condition/InventoryCondition.ts
@@ -7,9 +7,11 @@ export abstract class InventoryCondition extends Condition {
   minValue: number
   maxValue: number
 
-  constructor(characterDependency: CharacterDependency, minValue: number, maxValue: number) {
+  protected constructor(characterDependency: CharacterDependency, minValue: number, maxValue: number) {
     super(characterDependency);
     this.minValue = minValue;
     this.maxValue = maxValue;
   }
+
+  abstract validate(): boolean;
 }
diff --git a/src/app/project/game-model/interactions/condition/InventoryItemCondition.ts b/src/app/project/game-model/interactions/condition/InventoryItemCondition.ts
index 8c7f5c4..f827d61 100644
--- a/src/app/project/game-model/interactions/condition/InventoryItemCondition.ts
+++ b/src/app/project/game-model/interactions/condition/InventoryItemCondition.ts
@@ -4,10 +4,14 @@ import {CharacterDependency} from "../CharacterDependency";
 
 export class InventoryItemCondition extends InventoryCondition {
 
-  item: Item
+  item: Item | undefined
 
-  constructor(characterDependency: CharacterDependency, minValue: number, maxValue: number, item: Item) {
+  constructor(characterDependency: CharacterDependency, minValue: number, maxValue: number, item: Item | undefined) {
     super(characterDependency, minValue, maxValue);
     this.item = item;
   }
+
+  validate() {
+    return this.item != undefined;
+  }
 }
diff --git a/src/app/project/game-model/interactions/condition/InventoryItemgroupCondition.ts b/src/app/project/game-model/interactions/condition/InventoryItemgroupCondition.ts
index 3dc1033..aa78d90 100644
--- a/src/app/project/game-model/interactions/condition/InventoryItemgroupCondition.ts
+++ b/src/app/project/game-model/interactions/condition/InventoryItemgroupCondition.ts
@@ -3,11 +3,17 @@ import {ItemGroup} from "../../inventory/ItemGroup";
 import {CharacterDependency} from "../CharacterDependency";
 
 export class InventoryItemgroupCondition extends InventoryCondition {
-  itemgroup: ItemGroup
+  itemgroup: ItemGroup | undefined
 
 
-  constructor(characterDependency: CharacterDependency, minValue: number, maxValue: number, itemgroup: ItemGroup) {
+  constructor(characterDependency: CharacterDependency, minValue: number, maxValue: number, itemgroup: ItemGroup | undefined) {
     super(characterDependency, minValue, maxValue);
     this.itemgroup = itemgroup;
   }
+
+  validate(): boolean {
+    return this.itemgroup != undefined;
+  }
+
+
 }
diff --git a/src/app/project/game-model/inventory/AbstractItemGroup.ts b/src/app/project/game-model/inventory/AbstractItemGroup.ts
index cc95cb0..9c833fb 100644
--- a/src/app/project/game-model/inventory/AbstractItemGroup.ts
+++ b/src/app/project/game-model/inventory/AbstractItemGroup.ts
@@ -1,6 +1,7 @@
 import {ItemGroup} from "./ItemGroup";
 import {ItemGroupCharacteristic} from "./ItemgroupCharacteristic";
 import {ItemgroupType} from "./ItemgroupType";
+import {Item} from "./Item";
 
 export class AbstractItemGroup extends ItemGroup {
 
@@ -16,5 +17,11 @@ export class AbstractItemGroup extends ItemGroup {
       //Do Nothing
   }
 
+  getInheritedItems(): Item[] {
+    let items: Item[] = [];
+    this.children.forEach(child => items = items.concat(child.getInheritedItems()))
+    return items;
+  }
+
 
 }
diff --git a/src/app/project/game-model/inventory/ConcreteItemGroup.ts b/src/app/project/game-model/inventory/ConcreteItemGroup.ts
index 5ad4710..05989b0 100644
--- a/src/app/project/game-model/inventory/ConcreteItemGroup.ts
+++ b/src/app/project/game-model/inventory/ConcreteItemGroup.ts
@@ -27,5 +27,9 @@ export class ConcreteItemGroup extends ItemGroup {
     })
   }
 
+  getInheritedItems(): Item[] {
+    return this.items;
+  }
+
 
 }
diff --git a/src/app/project/game-model/inventory/ItemGroup.ts b/src/app/project/game-model/inventory/ItemGroup.ts
index 3096e7b..86ba528 100644
--- a/src/app/project/game-model/inventory/ItemGroup.ts
+++ b/src/app/project/game-model/inventory/ItemGroup.ts
@@ -30,6 +30,5 @@ export abstract class ItemGroup extends ModelComponent {
     }
   }
 
-
-
+  abstract getInheritedItems(): Item[]
 }