Start the game.
Make it to the first challenging level.
Complete the 3rd "real" level.
Beat the boss of the first chapter.
Beat the boss of the second chapter.
Beat the boss of the third chapter.
Beat the boss of the fourth chapter.
Make it to the end game credits.
Collect one quarter of all difficulty points.
Collect half of all difficulty points.
Collect three quarters of all difficulty points.
Collect all difficulty points.
Find and visit every level.
Find one third of all exploration points.
Find two thirds of all exploration points.
Find all exploration points.
Find the alternative ending of the game.
Start a fresh game and reach the end in less than 30 minutes without using exploration mode.
Earn a water drop in every level while the pump is broken.
Admire your beautiful 100% save file in the save slot selection.
Make it to the end of the game with 0 deaths (without using exploration mode).
Die 100 times.
Die 1000 times.
Show Squid your new hat.
Mess up Squid's presentation slides.
Find the smily minigame.
Reach level 100 in the smily minigame.
Use the glitch.
Return for a 2nd play session.
Manually change the difficulty.