Defeat 100 robots as SpongeBob

Defeat Robo-Sandy in the Poseidome.

Complete Squidward's Mission in Jellyfish Fields.

Defeat Jellyfish King

Find 15 of Patrick's Socks

Kill 100 enemies with Fury attacks.

Complete act 4.

Loot 5 Exceptional Weapons.

Use a hammer to kill a series of 15 zombies without taking damage.

Kill 5 Infected in a row with a single blow.

Set 10 zombies on fire simultaneously.

Kill an Infected with a grenade blast.

Customize 25 weapons.