Buy all of the weapons.

Kill 500 enemies.

Shoot all of the slorgs back into the waters of Octonok Cay.

Defeat Commander Spog.

Play an offline-only game. (2P +)

Inspect another player.

Kill three enemies with one attack using the Blitzer.

Defeat the octomoth.

Completed the Tutorial. You deserve a cookie!

Defeat the Z'Grute.

Kill eight enemies in two seconds.

Kill 25 Fallen with precision shots in 1 mission without dying.

Use a Karmic Streak attack to defeat exactly one enemy