Complete Super Exploding Zoo.

Allow the motherships to spawn 40 babies on Dynamite Heights Level 8.

Defeat an opponent using Rhinos.

Survive your own rampage and then defeat opponent on their rampage.

Get 30 items using Robin's Read Tablet skill.

Complete a full insect and fish collection.

Complete the full Character Gallery.

Mice spend a total of 600 seconds underwater.

Exterminate 10 Ratoids by smashing them with Tetromino Bricks.

Finish the Difficult Main Story.

Reach level 40 for all characters.

Say hello to townspeople 300 times.