K2er Mouse and Keyboard Mastery for Gangster City: Hero vs Monster

Play Gangster City: Hero vs Monster with mouse and keyboard using K2er. This guide shares a practical two-scene setup (on-foot and driving), Aiming Mode for camera control, walk/run toggles, backpack macros, reusable key tricks, and quick debugging. K2er is free and works great with wired docks or Bluetooth gear.