In Gunster, Right click and Space actions are swapped.
- - Aim weapon/change the direction your character faces.
- - Move left.
- - Move right.
- - Switch between weapons.
- - Duck.
- - Jump.
- - Go prone.
- - Hold to charge Grenade throw power; release to throw.
- - Drop (throw) currently equipped weapon.
- - Use the item in the respective slot.