Unlock Helveti's Machine Gun.
Unlock Chauncy's Slugger.
Unlock Roboto's Laser Rifle.
Unlock Helveti's second costume.
Unlock Chauncy's second costume.
Unlock Roboto's second costume.
Defeat the Kraken.
Loop the game.
Do the daily.
Finish Clear Skies without losing a raft and without taking damage.
Take a penguin to the Final Island.