Mayhem Intergalactic achievements

Destroy 2500 enemy ships in a single game.

Destroy 1000 enemy ships in a single game.

Defend your last planet from an invader.

Win a Quick Start singleplayer game.

Win a multiplayer game.

Win 10 multiplayer games.

Win 100 multiplayer games.

Keep control of your home world for the entire game.

Same as Natural Intelligence, but additionally don't lose any battles.