Find UFO. Throw a cow on the UFO! Crazy realistic Compass Shoot 'em up game! Augmented Realty UFO Hunter. Use camera gun against UFO real target: ). Use camera as a weapon and gps to localize target. Find UFO and kill it using cow, chicken, gun or nuke. 1. Rotate your device to calibrate compass first! 2. Select your weapon. 3. Touch the screen to shoot.