diff --git a/src/__tests__/statisticsKeeper/PlayerStatisticService/updatePlayerStatistic.test.ts b/src/__tests__/statisticsKeeper/PlayerStatisticService/updatePlayerStatistic.test.ts
new file mode 100644
index 000000000..1244f2692
--- /dev/null
+++ b/src/__tests__/statisticsKeeper/PlayerStatisticService/updatePlayerStatistic.test.ts
@@ -0,0 +1,205 @@
+import { ObjectId } from 'mongodb';
+import { MongooseError } from 'mongoose';
+import { Message } from '../../../player/message.schema';
+import { ModelName } from '../../../common/enum/modelName.enum';
+import PlayerBuilderFactory from '../../player/data/playerBuilderFactory';
+import { PlayerEvent } from '../../../rewarder/playerRewarder/enum/PlayerEvent.enum';
+import PlayerModule from '../../player/modules/player.module';
+import { PlayerService } from '../../../player/player.service';
+import { PlayerStatisticService } from '../../../statisticsKeeper/playerStatisticKeeper/playerStatisticKeeper.service';
+import StatisticsKeeperModule from '../modules/statisticsKeeper.module';
+import { Player } from '../../../player/schemas/player.schema';
+
+describe('PlayerStatisticService.updatePlayerStatistic() test suite', () => {
+  let playerStatisticService: PlayerStatisticService;
+  let playerService: PlayerService;
+
+  const playerModel = PlayerModule.getPlayerModel();
+
+  const playerBuilder = PlayerBuilderFactory.getBuilder('Player');
+  const gameStatisticsBuilder =
+    PlayerBuilderFactory.getBuilder('GameStatistics');
+
+  const playerName = 'John';
+
+  const playerId = new ObjectId()._id.toString();
+
+  const gameStatistics = gameStatisticsBuilder.setWonBattles(0).build();
+
+  let player: Player;
+
+  beforeEach(async () => {
+    playerStatisticService =
+      await StatisticsKeeperModule.getPlayerStatisticService();
+
+    playerService = await StatisticsKeeperModule.getPlayerService();
+
+    player = playerBuilder
+      .setName(playerName)
+      .setId(playerId)
+      .setGameStatistics(gameStatistics)
+      .build();
+    await playerModel.create(player);
+  });
+
+  it('Should increase the players playedBattles if the input is valid | PlayerEvent.BATTLE_PLAYED', async () => {
+    const [result, error] = await playerStatisticService.updatePlayerStatistic(
+      playerId,
+      PlayerEvent.BATTLE_PLAYED,
+    );
+
+    const updatedPlayer = await playerModel.findById(playerId);
+
+    expect(result).toBe(true);
+    expect(error).toBeNull();
+    expect(updatedPlayer).toBeDefined();
+    expect(updatedPlayer?.gameStatistics.playedBattles).toBe(1);
+    expect(updatedPlayer?.name).toBe(playerName);
+  });
+
+  it('Should increase the players wonBattles if the input is valid | PlayerEvent.BATTLE_WON', async () => {
+    const [result, error] = await playerStatisticService.updatePlayerStatistic(
+      playerId,
+      PlayerEvent.BATTLE_WON,
+    );
+
+    const updatedPlayer = await playerModel.findById(playerId);
+
+    expect(result).toBe(true);
+    expect(error).toBeNull();
+    expect(updatedPlayer).toBeDefined();
+    expect(updatedPlayer?.gameStatistics.wonBattles).toBe(1);
+    expect(updatedPlayer?.name).toBe(playerName);
+  });
+
+  it('Should increase the players participatedVotings if the input is valid | PlayerEvent.VOTE_MADE', async () => {
+    const [result, error] = await playerStatisticService.updatePlayerStatistic(
+      playerId,
+      PlayerEvent.VOTE_MADE,
+    );
+
+    const updatedPlayer = await playerModel.findById(playerId);
+
+    expect(result).toBe(true);
+    expect(error).toBeNull();
+    expect(updatedPlayer).toBeDefined();
+    expect(updatedPlayer?.gameStatistics.participatedVotings).toBe(1);
+    expect(updatedPlayer?.name).toBe(playerName);
+  });
+
+  it('Should return with ServiceError if have not read the player from the DB | PlayerEvent.MESSAGE_SENT', async () => {
+    await playerModel.findByIdAndDelete(playerId);
+
+    const [result, error] = await playerStatisticService.updatePlayerStatistic(
+      playerId,
+      PlayerEvent.MESSAGE_SENT,
+    );
+
+    expect(result).toBe(false);
+    expect(error).toContainSE_NOT_FOUND();
+
+    jest.restoreAllMocks();
+  });
+
+  it('Should return with ServiceError if the players metadata not valid | PlayerEvent.MESSAGE_SENT', async () => {
+    jest.spyOn(playerService, 'readOneById').mockImplementation(async () => {
+      return {
+        data: { [ModelName.BOX]: null },
+        metaData: {
+          dataType: 'Player',
+        },
+        meta: { dataKey: ModelName.PLAYER },
+      } as any;
+    });
+
+    const [result, error] = await playerStatisticService.updatePlayerStatistic(
+      playerId,
+      PlayerEvent.MESSAGE_SENT,
+    );
+
+    expect(result).toBe(false);
+    expect(error).toContainSE_NOT_FOUND();
+
+    jest.restoreAllMocks();
+  });
+
+  it("Should increase the players message counter if found a today's message | PlayerEvent.MESSAGE_SENT", async () => {
+    const player_Id = new ObjectId()._id.toString();
+    const player_Name = 'Jane';
+
+    const message: Message = {
+      date: new Date(),
+      count: 1,
+    } as unknown as Message;
+
+    const newGameStatistics = gameStatisticsBuilder
+      .setWonBattles(1)
+      .setMessages([message])
+      .build();
+
+    const newPlayer = playerBuilder
+      .setUniqueIdentifier('unique-id-123')
+      .setName(player_Name)
+      .setId(player_Id)
+      .setGameStatistics(newGameStatistics)
+      .build();
+
+    await playerModel.create(newPlayer);
+
+    const [result, error] = await playerStatisticService.updatePlayerStatistic(
+      player_Id,
+      PlayerEvent.MESSAGE_SENT,
+    );
+
+    const updatedPlayer = await playerModel.findById(player_Id);
+
+    expect(result).toBe(true);
+    expect(error).toBeNull();
+    expect(updatedPlayer.name).toBe(player_Name);
+    expect(updatedPlayer.gameStatistics.messages[0].count).toBe(2);
+  });
+
+  it("Should add a new message to player with today's date if do not have one yet | PlayerEvent.MESSAGE_SENT", async () => {
+    const [result, error] = await playerStatisticService.updatePlayerStatistic(
+      playerId,
+      PlayerEvent.MESSAGE_SENT,
+    );
+
+    const updatedPlayer = await playerModel.findById(playerId);
+
+    expect(result).toBe(true);
+    expect(error).toBeNull();
+    expect(updatedPlayer.name).toBe(playerName);
+    expect(updatedPlayer.gameStatistics.messages[0].count).toBe(1);
+    expect(updatedPlayer.gameStatistics.messages[0].date.toDateString()).toBe(
+      new Date().toDateString(),
+    );
+    expect(updatedPlayer.gameStatistics.messages.length).toBe(1);
+  });
+
+  it('Should return with MongooseError if have not updated the player in the DB | PlayerEvent.MESSAGE_SENT', async () => {
+    jest.spyOn(playerService, 'updateOneById').mockImplementation(async () => {
+      return new MongooseError('');
+    });
+
+    const [result, error] = await playerStatisticService.updatePlayerStatistic(
+      playerId,
+      PlayerEvent.MESSAGE_SENT,
+    );
+
+    expect(result).toBe(false);
+    expect(error).toBeInstanceOf(MongooseError);
+
+    jest.restoreAllMocks();
+  });
+
+  it('Should return with ServiceError if PlayerEvent type is not supported | PlayerEvent.NotSupported', async () => {
+    const [result, error] = await playerStatisticService.updatePlayerStatistic(
+      playerId,
+      -1 as unknown as PlayerEvent,
+    );
+
+    expect(result).toBe(null);
+    expect(error).toContainSE_UNEXPECTED();
+  });
+});
diff --git a/src/__tests__/statisticsKeeper/modules/statisticsKeeper.module.ts b/src/__tests__/statisticsKeeper/modules/statisticsKeeper.module.ts
new file mode 100644
index 000000000..bd8818aa8
--- /dev/null
+++ b/src/__tests__/statisticsKeeper/modules/statisticsKeeper.module.ts
@@ -0,0 +1,17 @@
+import StatisticsKeeperCommonModule from './statisticsKeeperCommon.module';
+import { PlayerStatisticService } from '../../../statisticsKeeper/playerStatisticKeeper/playerStatisticKeeper.service';
+import { PlayerService } from '../../../player/player.service';
+
+export default class StatisticsKeeperModule {
+  private constructor() {}
+
+  static async getPlayerStatisticService() {
+    const module = await StatisticsKeeperCommonModule.getModule();
+    return module.resolve(PlayerStatisticService);
+  }
+
+  static async getPlayerService() {
+    const module = await StatisticsKeeperCommonModule.getModule();
+    return module.resolve(PlayerService);
+  }
+}
diff --git a/src/__tests__/statisticsKeeper/modules/statisticsKeeperCommon.module.ts b/src/__tests__/statisticsKeeper/modules/statisticsKeeperCommon.module.ts
new file mode 100644
index 000000000..4f38c3334
--- /dev/null
+++ b/src/__tests__/statisticsKeeper/modules/statisticsKeeperCommon.module.ts
@@ -0,0 +1,35 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { MongooseModule } from '@nestjs/mongoose';
+import { mongooseOptions, mongoString } from '../../test_utils/const/db';
+import { ModelName } from '../../../common/enum/modelName.enum';
+import { PlayerSchema } from '../../../player/schemas/player.schema';
+import { PlayerStatisticService } from '../../../statisticsKeeper/playerStatisticKeeper/playerStatisticKeeper.service';
+import { StatisticsKeeperModule } from '../../../statisticsKeeper/statisticsKeeper.module';
+import { CustomCharacterSchema } from '../../../player/customCharacter/customCharacter.schema';
+import { RequestHelperModule } from '../../../requestHelper/requestHelper.module';
+import { PlayerModule } from '../../../player/player.module';
+
+export default class StatisticsKeeperCommonModule {
+  private constructor() {}
+
+  private static module: TestingModule;
+
+  static async getModule() {
+    if (!StatisticsKeeperCommonModule.module)
+      StatisticsKeeperCommonModule.module = await Test.createTestingModule({
+        imports: [
+          MongooseModule.forRoot(mongoString, mongooseOptions),
+          MongooseModule.forFeature([
+            { name: ModelName.PLAYER, schema: PlayerSchema },
+            { name: ModelName.CUSTOM_CHARACTER, schema: CustomCharacterSchema },
+          ]),
+          StatisticsKeeperModule,
+          PlayerModule,
+          RequestHelperModule,
+        ],
+        providers: [PlayerStatisticService],
+      }).compile();
+
+    return StatisticsKeeperCommonModule.module;
+  }
+}
diff --git a/src/statisticsKeeper/playerStatisticKeeper/playerStatisticKeeper.service.ts b/src/statisticsKeeper/playerStatisticKeeper/playerStatisticKeeper.service.ts
index f871d2633..976045247 100644
--- a/src/statisticsKeeper/playerStatisticKeeper/playerStatisticKeeper.service.ts
+++ b/src/statisticsKeeper/playerStatisticKeeper/playerStatisticKeeper.service.ts
@@ -62,7 +62,19 @@ export class PlayerStatisticService {
     const today = new Date();
 
     const playerResp = await this.playerService.readOneById(player_id);
-    if (playerResp instanceof MongooseError) return [false, playerResp];
+
+    if (!playerResp || playerResp instanceof MongooseError)
+      return [
+        false,
+        [
+          new ServiceError({
+            message: 'Player is not found',
+            reason: SEReason.NOT_FOUND,
+            field: 'player_id',
+            value: player_id,
+          }),
+        ],
+      ];
 
     if (!playerResp.data[playerResp.metaData.dataKey])
       return [