Your mission in this shooting game is to take control of the defensive systems for the vast soter underground bunker. you are the last line of defense for the survivors taking refuge below – protect them at all costs. use your mouse to aim and shoot primary weapon. use "a/d" keys to rotate 90 degrees left or right. use "w/s" keys to rotate a fast 180 degrees. press the spacebar to fire a rocket. use "e" key to set off an emp charge. press "q" key to detonate a nuke. press "r" key to buy upgrades (survival mode only). good luck!
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