Hardboiled Seal
Not unlocked yetKill 100 penguins or clones
Hardboiled Orca
Not unlocked yetKill 300 penguins or clones
Bazookin'
Not unlocked yetKill 6 enemies with the bazooka
Hydrogen Run
Not unlocked yetEscape the large zeppelin with 40 seconds or more on the timer
Bird Brained
Not unlocked yetBrainbug at least one penguin from each of the 7 penguin ranks, including Putzki
Brainbug Fever
Not unlocked yetBrainbug 30 enemies
High Treason
Not unlocked yetBrainbug the penguin above the star in Chapter 6 (Single Player)
Turncoat
Not unlocked yetKill 20 enemies while brainbugging
Friendly Transit
Not unlocked yetCarry the other cooperative player for 500 meters in the same chapter without dying
Door Sentry
Not unlocked yetKill 30 Penguins as they step out of a door
Excessive Stacking
Not unlocked yetStack all 3 crates near the end of Chapter 11 (Single Player)
Rebellious Laborer
Not unlocked yetFind 20 Signs
Disgruntled Worker
Not unlocked yetFind 3 Signs
Revolutionary Fighter
Not unlocked yetFind all 45 Signs
Dirty Half-Dozen
Not unlocked yetComplete the Cooperative game mode
Mission Complete
Not unlocked yetOverthrow Putzki and liberate Albatropolis
Own Medicine
Not unlocked yetKill a helicopter penguin with his own missile
Own Pharmacy
Not unlocked yetKill 6 helicopter penguins with their own missiles
Two Birds One Stone
Not unlocked yetKill 2 enemies with one grenade
Too Many Too Soon
Not unlocked yetKill 3 enemies with one grenade
Flight Instructor
Not unlocked yetJuggle an enemy for 10 seconds
Fear the Spur
Not unlocked yetKill Brno with the knife
Laser Assist
Not unlocked yetKill an enemy by knocking him into a laser door
For What Reason?
Not unlocked yetLaunch the silo missile