Kill 250 enemies.
Destroy a Frigate boss.
Kill 50 enemies.
Destroy a Bomber boss.
Kill 500 fighters.
Destroy a Destroyer boss.
Destroy a Cruiser boss.
Destroy a Carrier boss.
Destroy a Battleship boss.
Meet the Mothership.
Destroy the Mothership.
Destroy the Nemesis.
Pick 15 differents weapons.
Pick all weapons at least once.
Kill 2500 fighters.
Pick all Energy weapons.
Pick all Bullets weapons.
Pick all Heavy weapons.
Pick all Bots weapons.
Pick all Melee weapons.
Finish the game once.
Finish the first loop.
Defeat all the bosses in the Arena at least once.
Die 50 times.
Try all upgrades.
Kill 10000 fighters.
Beat the game using the Blaster only.
Kill 1000 enemies.
Destroy 100 cargos.
Kill a spy with the flamethrower.
