Your mission in this shooting game is to take control of turreted bipedal war machine with interchangeable weapon systems and destroy all experimental war-droids built using ancient alien bio-technology. Collect treasure dropped by dying enemies. Destroy crates for more treasure and sometimes power-ups. Find exit doors located at the edges of the level map, (indicated by arrow tiles on the floor), to leave the level and buy upgrades in the shop. Use WASD KEYS to move around. Use YOUR MOUSE to aim and fire. Activate shield using "X" KEY and press SPACEBAR to detonate nuke. Cycle primary weapons with "Q" or "E" KEYS and cycle secondary weapons with "Z" or "Q" KEYS. Good luck!