W/UP Climb Ladder A/Left Add your content here D/Right Crouch/Climb Down Ladder S/Down Crouch/Climb Down Ladder Space/CTRL Jump E/Numpad 0 Purchase Health/Ammo Refill from Ammo Crate (Costs 3 Kill Coins) K Send a Public Chat Message L Send A Team Chat Message. Enter Send the Entered Chat Message End Pressing The Key Twice In a Row Will Exit You Out Of You're Current Game. Left Click Fire Weapon Scroll Wheel Scrolls you through you're current weapons. 0-9 Switches to a certain weapon, pressing that key twice will rotate through all the weapons under that key. Shift Hold this key down to see the score chart.