diff --git a/src/ActionHandler/PullRequest/PullRequestAssigneeAddedStrategy.ts b/src/ActionHandler/PullRequest/PullRequestAssigneeAddedStrategy.ts
new file mode 100644
index 0000000..22363b2
--- /dev/null
+++ b/src/ActionHandler/PullRequest/PullRequestAssigneeAddedStrategy.ts
@@ -0,0 +1,45 @@
+import PullRequestStrategy, {OctokitResponsePullRequest} from "./PullRequestStrategy.js";
+import {Emotion} from "../../enums/Emotion.js";
+import {Sentiment} from "../../enums/Sentiment.js";
+import {ActionContextDTO} from "../../DTO/ActionContextDTO.js";
+import {EmitterWebhookEventName} from "@octokit/webhooks/dist-types/types";
+import {CommentFactory} from "../../Comment/CommentFactory.js";
+import Comment from "../../Comment/Comment.js";
+import {CaseSlugs} from "../../enums/CaseSlug.js";
+
+
+export default class PullRequestAssigneeAddedStrategy extends PullRequestStrategy<'pull_request.assigned'>{
+
+
+    protected getEventName(): EmitterWebhookEventName {
+        return "pull_request.assigned";
+    }
+
+
+    protected async executePrStrategy(commentFactory:CommentFactory,_previousPRs:Array<OctokitResponsePullRequest>): Promise<Comment|null> {
+
+
+        let tags: Array<string>=['assignment','team','support','backup','reinforce','reinforcement','aid','band','league','join','accompany','assemble','associate','enlist','guide','lead','pair','together','company','team up','stand together','unite','ally','suggest','request','plea','call','duty','demand','appeal','summon','invoke','invitation','invite','prayer','seek','hero','champion','evaluation','new','arrive','arrival','fresh','the one','savior','visitor','task','mission','goal'];
+        let contextEmotionMatrix: Emotion.EmotionMatrix=[
+            {emotion:Emotion.Interest.Trust,temperature:4},
+            {emotion:Emotion.Interest.Friendliness,temperature:5},
+            {emotion:Emotion.Fear.Fright,temperature:2},
+            {emotion:Emotion.Fear.Anxiety,temperature:1},
+            {emotion:Emotion.Joy.Relief,temperature:4},
+            {emotion:Emotion.Joy.Thrill,temperature:2},
+            {emotion:Emotion.Surprise.Amazement,temperature:2},
+            {emotion:Emotion.Surprise.Wonder,temperature:3},
+        ];
+
+        let caseSlug: CaseSlugs.Types=CaseSlugs.PullRequest.Assignee.Added;
+        let sentiment :Sentiment=Sentiment.Positive;
+
+
+
+        const actionContext=new ActionContextDTO(contextEmotionMatrix,sentiment,tags);
+        const comment = commentFactory.create(caseSlug,actionContext);
+        return comment;
+
+    }
+
+}
\ No newline at end of file
diff --git a/src/enums/CaseSlug.ts b/src/enums/CaseSlug.ts
index f01245f..26e3e72 100644
--- a/src/enums/CaseSlug.ts
+++ b/src/enums/CaseSlug.ts
@@ -24,6 +24,12 @@ export namespace CaseSlugs {
 
         }
 
+        export const enum Assignee {
+            Added = "PullRequest.Assignee.Added",
+            Removed = "PullRequest.Assignee.Removed",
+
+        }
+
         export namespace Review {
             export const enum Submitted {
                 Approved = "PullRequest.Review.Submitted.Approved",
@@ -66,6 +72,9 @@ export namespace CaseSlugs {
         | CaseSlugs.PullRequest.Reviewer.Added
         | CaseSlugs.PullRequest.Reviewer.Removed
 
+        | CaseSlugs.PullRequest.Assignee.Added
+        | CaseSlugs.PullRequest.Assignee.Removed
+
         | CaseSlugs.PullRequest.Review.Submitted.Approved
         | CaseSlugs.PullRequest.Review.Submitted.ChangesRequested
         | CaseSlugs.PullRequest.Review.Submitted.Commented
diff --git a/src/index.ts b/src/index.ts
index a0676a3..0597ff8 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -5,6 +5,7 @@ import PullRequestReviewSubmittedStrategy from "./ActionHandler/PullRequestRevie
 import IssueCommentCreatedStrategy from "./ActionHandler/IssueComment/IssueCommentCreatedStrategy.js";
 import PullRequestReviewerAdded from "./ActionHandler/PullRequest/PullRequestReviewerAdded.js";
 import PullRequestReviewerRemoved from "./ActionHandler/PullRequest/PullRequestReviewerRemoved.js";
+import PullRequestAssigneeAddedStrategy from "./ActionHandler/PullRequest/PullRequestAssigneeAddedStrategy.js";
 
 
 
@@ -40,4 +41,9 @@ export default (app: Probot) => {
         return strat.handle();
     });
 
+    app.on("pull_request.assigned", async (ghContext: Context<'pull_request.assigned'>) => {
+        const strat = new PullRequestAssigneeAddedStrategy(ghContext);
+        return strat.handle();
+    });
+
 };
\ No newline at end of file
diff --git a/test/feature/PullRequest/pullRequestAssigneeAdded.test.ts b/test/feature/PullRequest/pullRequestAssigneeAdded.test.ts
new file mode 100644
index 0000000..723db8d
--- /dev/null
+++ b/test/feature/PullRequest/pullRequestAssigneeAdded.test.ts
@@ -0,0 +1,41 @@
+import {describe, test, afterEach, vi, beforeAll} from "vitest";
+import {StrategyTestSetup} from "../strategyTestSetup";
+import PullRequestAssigneeAddedStrategy from "../../../src/ActionHandler/PullRequest/PullRequestAssigneeAddedStrategy";
+
+
+import prAssigneeAddedPayload from '../../fixtures/events/pull_request/assignee/pull_request.assignee.added.json';
+import {CaseSlugs} from "../../../src/enums/CaseSlug";
+
+
+
+describe("Pull Request assignee added tests", () => {
+    const strategyTestSetup = new StrategyTestSetup();
+
+
+    beforeAll(() => {
+        strategyTestSetup.beforeAll();
+        strategyTestSetup.actionStrategyHandleSpy = vi.spyOn(PullRequestAssigneeAddedStrategy.prototype as any, 'handle');
+    });
+
+    afterEach(() => {
+        strategyTestSetup.afterEach();
+    });
+
+
+    test("Creates comment", async () => {
+
+        const caseSlug=CaseSlugs.PullRequest.Assignee.Added;
+
+        await strategyTestSetup.probot.receive({
+            id: '123',
+            name: 'pull_request',
+            payload: prAssigneeAddedPayload as any,
+        });
+
+        strategyTestSetup.performCommonAssertions(caseSlug);
+
+    });
+
+
+
+});
\ No newline at end of file
diff --git a/test/fixtures/events/pull_request/assignee/pull_request.assignee.added.json b/test/fixtures/events/pull_request/assignee/pull_request.assignee.added.json
new file mode 100644
index 0000000..2946004
--- /dev/null
+++ b/test/fixtures/events/pull_request/assignee/pull_request.assignee.added.json
@@ -0,0 +1,60 @@
+{
+  "action": "assigned",
+  "pull_request": {
+    "id": 1,
+    "number": 555444,
+    "state": "open",
+    "title": "Test Pull Request",
+    "user": {
+      "login": "test-user",
+      "id": 101,
+      "avatar_url": "https://avatars.githubusercontent.com/u/101?v=4"
+    },
+    "head": {
+      "ref": "some-branch"
+    },
+    "base": {
+      "ref": "master"
+    },
+    "assignees": [
+      {
+        "login": "existing-user1",
+        "id": 102,
+        "avatar_url": "https://avatars.githubusercontent.com/u/102?v=4"
+      },
+      {
+        "login": "existing-user2",
+        "id": 103,
+        "avatar_url": "https://avatars.githubusercontent.com/u/103?v=4"
+      },
+      {
+        "login": "new-assigned-user",
+        "id": 104,
+        "avatar_url": "https://avatars.githubusercontent.com/u/104?v=4"
+      }
+    ]
+  },
+  "repository": {
+    "id": 202,
+    "name": "test-repo",
+    "full_name": "test-owner/test-repo",
+    "owner": {
+      "login": "test-owner",
+      "id": 103,
+      "avatar_url": "https://avatars.githubusercontent.com/u/103?v=4"
+    }
+  },
+  "sender": {
+    "login": "test-user",
+    "id": 101,
+    "avatar_url": "https://avatars.githubusercontent.com/u/101?v=4"
+  },
+  "assignee": {
+    "login": "new-assigned-user",
+    "id": 104,
+    "avatar_url": "https://avatars.githubusercontent.com/u/104?v=4"
+  },
+  "installation": {
+    "id": 1
+  }
+}