Cluster Magnets remaining. Laser Cartridges remaining. Barrier Speed. ç Yellow bar indicates charge. All yellow is fully charged (fastest). You begin the game with a small charge which dissipates slightly with every life lost. Collect Lightning Bolt yummies to recharge. Area Cleared. ç 80% clears level. Anything above scores over-achiever bonus. Remaining lives. Current Level. Time Bonus for this level. Score for this game. Your mission ç Use your barrier gun to clear enough area to advance to the next level. Fire a barrier with mouse button. Press Orientation key to change direction. Move the gun with the mouse. The Barrier Gun. ç Your sole survival tool. Welcome to Barrack. çç This demo will introduce you to gameplay basics. çç Press esc to abort.