Eliminate 2 enemies with a single melee attack.

Watch the credits.

Eliminate an enemy by setting off a mine.

Eliminate 2 enemies with a single grenade.

Eliminate 169 enemies over the course of your career.

Complete a Deadline operation.

Complete a Covert operation.

Complete the Unit 13™ Training Course.

Bring a veteran officer aboard.

Complete adventure mode

Complete a nighttime level without planting any Mushrooms.

Pick up 30 coins in a row on a single level without letting any disappear.