In Back 2 Back game, you and a fellow ace pilot are all that stand between the last of humanity and the relentless alien invaders who have destroyed your homeworld. As Earth’s survivors make their desperate escape, it's up to you to hold the line, fighting wave after wave of alien forces, volatile asteroids, and massive alien bosses. Armed with a diverse arsenal, you’ll need strategy and skill to survive. Best enjoyed with a friend for co-op action, team up to defend humanity! Customize options with ESC, toggle sound with M, and enable low graphics mode for smoother gameplay on low-end PCs.