Have 5 bees equipped at once
Have 5 chickens equipped at once
Have 4 sawsharks equipped at once
Have 8 limbs on Octogeddon
Beat hard mode
Use Spike's puffer attack to kill 10 enemies at once
Block a total of 25 shots using turtle shells
Reveal a total of 50 invisible enemies
Beat the game
Get to wave 50 in Endless Ocean