diff --git a/.github/scripts/check-team-membership.sh b/.github/scripts/check-team-membership.sh
new file mode 100755
index 0000000000..6af1f50619
--- /dev/null
+++ b/.github/scripts/check-team-membership.sh
@@ -0,0 +1,22 @@
+#!/bin/bash
+
+set -x
+
+USER=$1
+
+response=$(gh api \
+  -H "Accept: application/vnd.github+json" \
+  -H "X-GitHub-Api-Version: 2022-11-28" \
+  "/orgs/immutable/teams/sdk/memberships/${USER}")
+
+echo "$response"
+
+if echo "$response" | grep -q '"state":"active"'; then
+  IS_MEMBER=true
+else
+  IS_MEMBER=false
+fi
+echo "$IS_MEMBER"
+
+# Set the environment variable for the GitHub workflow
+echo "IS_MEMBER=$IS_MEMBER" >> "$GITHUB_ENV"
diff --git a/.github/workflows/build-game-bridge.yaml b/.github/workflows/build-game-bridge.yaml
new file mode 100644
index 0000000000..499395a0e5
--- /dev/null
+++ b/.github/workflows/build-game-bridge.yaml
@@ -0,0 +1,184 @@
+# Workflow to manually trigger a build of the game bridge with the selected SDK tag
+# and create a PR with the changes to the game SDK repository.
+
+name: Build Game Bridge 
+
+on:
+  workflow_dispatch:
+    inputs:
+      ts_sdk_tag:
+        type: string
+        description: TS SDK version tag
+        required: true
+      game_engine:
+        type: choice
+        description: Game SDK to update
+        options:
+          - Unity
+          # - Unreal
+          # - Both
+        required: true
+        default: Unity
+      dry_run:
+        type: boolean
+        description: "(Optional) Dry run"
+        required: false
+        default: false
+
+env:
+  TS_SDK_TAG: ${{ github.event.inputs.ts_sdk_tag }}
+  GAME_ENGINE: ${{ github.event.inputs.game_engine }}
+  DRY_RUN: ${{ github.event.inputs.dry_run }}
+  GH_TOKEN: ${{ secrets.TS_IMMUTABLE_SDK_GITHUB_TOKEN }}
+
+jobs:
+  build-game-bridge:
+    name: Build Game Bridge
+    runs-on: ubuntu-latest-4-cores
+    env:
+      NODE_OPTIONS: --max-old-space-size=14366
+    steps:
+      - name: Checkout SDK Repository
+        id: checkout-sdk
+        uses: actions/checkout@v4
+        with:
+          ref: "${{ env.TS_SDK_TAG }}"
+          fetch-depth: 0
+
+      # uncomment when the script it merged and tagged
+      # - name: Check SDK Team Membership
+      #   id: check_team
+      #   run: |
+      #     ./.github/scripts/check-team-membership.sh "${{ github.actor }}" "${{ env.GH_TOKEN }}"
+      #     source "$GITHUB_ENV"
+      #     echo "${{ github.actor }} is a member of the SDK team: $IS_MEMBER"
+      #     if [[ "$IS_MEMBER" != "true" ]]; then
+      #       echo "Not a member of the SDK team, exiting workflow"
+      #       exit 1
+      #     fi
+
+      - name: Use Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version-file: ".nvmrc"
+          registry-url: https://registry.npmjs.org/
+          cache: "yarn"
+
+      - name: Restore cached node_modules
+        id: restore-cache-node_modules
+        uses: actions/cache@v4
+        with:
+          path: node_modules
+          key: ${{ runner.os }}-build-cache-deps-${{ hashFiles('yarn.lock') }}
+
+      - name: Install dependencies
+        if: steps.restore-cache-node_modules.outputs.cache-hit != 'true' 
+        run: yarn install --immutable
+
+      - name: Set TS SDK hash
+        run: echo "TS_SDK_HASH=$(git rev-parse HEAD)" >> $GITHUB_ENV
+
+      - name: Build Game Bridge
+        run: cd packages/game-bridge && yarn build
+
+      # make artifacs avilable for download
+      - name: Upload Build Artifacts
+        uses: actions/upload-artifact@v2
+        with:
+          name: game-bridge-artifacts
+          path: ./packages/game-bridge/dist
+
+      - name: Cache build artifacts
+        uses: actions/cache@v4
+        with:
+          path: ./packages/game-bridge/dist
+          key: "${{ runner.os }}-game-bridge-build-${{ env.TS_SDK_TAG }}"
+
+  create-unity-pr:
+    name: Create Unity PR
+    needs: build-game-bridge
+    # if: ${{ github.event.inputs.game_engine == 'Unity' || github.event.inputs.game_engine == 'Both' }}
+    runs-on: ubuntu-latest-4-cores
+    steps:
+      - name: Checkout SDK Repository
+        uses: actions/checkout@v4
+        with:
+          token: ${{ env.GH_TOKEN }}
+          ref: "${{ env.TS_SDK_TAG }}"
+
+      - name: Setup Github
+        run: |
+          git config --global user.name "${GITHUB_ACTOR}"
+          git config --global user.email "${GITHUB_ACTOR}@users.noreply.github.com"
+
+      - name: Restore Cached Build Artifacts
+        id: restore-cache-game-bridge-build
+        uses: actions/cache@v4
+        with:
+          path: ./packages/game-bridge/dist
+          key: ${{ runner.os }}-game-bridge-build-${{ env.TS_SDK_TAG }}
+
+      - name: Check Cache Restore
+        if: steps.restore-cache-game-bridge-build.outputs.cache-hit != 'true' 
+        run: echo "Game Bridge build cache not restored, exiting" && exit 1
+
+      - name: Checkout Unity SDK Repo
+        uses: actions/checkout@v4
+        with:
+          repository: immutable/unity-immutable-sdk
+          token: ${{ env.GH_TOKEN }}
+          path: unity-immutable-sdk
+          ref: main
+          clean: true
+          fetch-depth: 0
+
+      - name: Change Unity Branch
+        run: |
+          cd unity-immutable-sdk
+          git checkout -b "chore/update-game-bridge-${{ env.TS_SDK_TAG }}"
+          cd ..
+
+      - name: Copy Game Bridge Build
+        run: cp -r ./packages/game-bridge/dist/unity/index.html ./unity-immutable-sdk/src/Packages/Passport/Runtime/Resources/index.html
+
+      - name: Commit Changes
+        run: |
+          cd unity-immutable-sdk
+          git add src/Packages/Passport/Runtime/Resources/index.html
+          git commit -m "chore: update game bridge to ${{ env.TS_SDK_TAG }}"
+          cd ..
+
+      - name: Push Changes
+        if: ${{ env.DRY_RUN == 'false' }}
+        run: |
+          cd unity-immutable-sdk
+          git push -u origin "chore/update-game-bridge-${{ env.TS_SDK_TAG }}"
+          cd ..
+
+      - name: Create PR (Dry Run)
+        if: ${{ env.DRY_RUN == 'true' }}
+        run: |
+          cd unity-immutable-sdk
+          echo "gh pr create --base main --head chore/update-game-bridge-${{ env.TS_SDK_TAG }} --title 'chore: update game bridge to ${{ env.TS_SDK_TAG }}' --body 'Update game bridge (build from ts-immutable-sdk version [${{ env.TS_SDK_TAG }}](https://github.com/immutable/ts-immutable-sdk/releases/tag/${{ env.TS_SDK_TAG }}))'"
+          cd ..
+
+      - name: Create PR
+        if: ${{ env.DRY_RUN == 'false' }}
+        run: |
+          cd unity-immutable-sdk
+          gh pr create --base main --head "chore/update-game-bridge-${{ env.TS_SDK_TAG }}" --title "chore: update game bridge to ${{ env.TS_SDK_TAG }}" --body "Update game bridge (build from ts-immutable-sdk version [${{ env.TS_SDK_TAG }}](https://github.com/immutable/ts-immutable-sdk/releases/tag/${{ env.TS_SDK_TAG }}))"
+          cd ..
+
+  # create-unreal-pr:
+  #   name: Create Unreal PR
+  #   needs: build-game-bridge
+  #   if: ${{ github.event.inputs.game_engine == 'Unreal' || github.event.inputs.game_engine == 'Both' }}
+  #   runs-on: ubuntu-latest-4-cores
+  #   env:
+  #     GH_TOKEN: ${{ secrets.TS_IMMUTABLE_SDK_GITHUB_TOKEN }}
+  #     NODE_OPTIONS: --max-old-space-size=14366
+  #   steps:
+  #     - name: Checkout SDK Repository
+  #       uses: actions/checkout@v4
+  #       with:
+  #         ref: "${{ github.event.inputs.ts_sdk_tag }}"
diff --git a/packages/game-bridge/scripts/updateSdkVersion.sh b/packages/game-bridge/scripts/updateSdkVersion.sh
index 284f1b026a..e47e79dcff 100755
--- a/packages/game-bridge/scripts/updateSdkVersion.sh
+++ b/packages/game-bridge/scripts/updateSdkVersion.sh
@@ -1,5 +1,10 @@
 #!/bin/bash
 
+# This script is used to update the SDK version in the output files
+# It is run as part of the build process and expects the following environment variables to be set:
+# - TS_SDK_TAG: The tag of the SDK
+# - TS_SDK_HASH: The git hash of the tag
+
 set -e
 set -x
 
@@ -15,28 +20,35 @@ do
   fi
 done
 
-# pull down latest tags
-git fetch --tags
-
-# get latest git tag
-LATEST_TAG=$(git tag -l --sort=-v:refname | grep -v '\-alpha' | head -n 1)
+# check the TS_SDK_TAG environment variable is set
+if [ -z "$TS_SDK_TAG" ]; then
+  echo "TS_SDK_TAG environment variable not found. Exiting..."
+  exit 1
+fi
 
-if [ -z "$LATEST_TAG" ]; then
-  echo "No tags found. Exiting..."
+# check the TS_SDK_HASH environment variable is set
+if [ -z "$TS_SDK_HASH" ]; then
+  echo "TS_SDK_HASH environment variable not found. Exiting..."
   exit 1
 fi
 
-# get latest commit hash
-LATEST_COMMIT=$(git rev-parse HEAD)
+# use regex to check the current tag is a valid version
+# example valid version: 1.2.3
+# or: 1.2.3-alpha 
+# or: 1.2.3-alpha.1
+if [[ ! $TS_SDK_TAG =~ ^[0-9]+\.[0-9]+\.[0-9]+(-[a-zA-Z0-9.]+)?$ ]]; then
+  echo "Current tag is not a valid version. Exiting..."
+  exit 1
+fi
 
 # update variables in output files
 for FILE_PATH in "${FILE_PATHS[@]}"
 do
   if [[ "$OSTYPE" == "darwin"* ]]; then
-    sed -i '' "s/__SDK_VERSION__/${LATEST_TAG}/g" $FILE_PATH
-    sed -i '' "s/__SDK_VERSION_SHA__/${LATEST_COMMIT}/g" $FILE_PATH
+    sed -i '' "s/__SDK_VERSION__/${TS_SDK_TAG}/g" $FILE_PATH
+    sed -i '' "s/__SDK_VERSION_SHA__/${TS_SDK_HASH}/g" $FILE_PATH
   else
-    sed -i "s/__SDK_VERSION__/${LATEST_TAG}/g" $FILE_PATH
-    sed -i "s/__SDK_VERSION_SHA__/${LATEST_COMMIT}/g" $FILE_PATH
+    sed -i "s/__SDK_VERSION__/${TS_SDK_TAG}/g" $FILE_PATH
+    sed -i "s/__SDK_VERSION_SHA__/${TS_SDK_HASH}/g" $FILE_PATH
   fi
 done