Complete 'Captain Smasher's Curse'.

As a Plant, vanquish the Z7 Imp.

Enter Infinity as a Zombie.

Complete 'Strong Coffee'.

Complete 'Gold Rush'.

Complete 'The Bean Situation'.

Enter the Plant Stats room as a Zombie.

Complete 'Zero Bark Thirty'.

Complete Chapter 5.

Defend a helpless child from a drunk lunatic

Kill an enemy by knocking another enemy into them

You completed the game and never ended a battle with your buddy knocked out.