Conquer your first level
Finish any area with less than 20 health
kill 10 enemies without taking damage
Kill the first boss
Kill 20 enemies without taking damage
Level up after death
Kill the second boss
Get a 2 point combo
Get a 3 point combo
Destroy that weird egg full of cells
Open all chests of any level
Collect all marbles in any level
Use any support weapon
Kill an enemy with only a support weapon
Carry 10 keys to the next level
Kill 30 enemies on the first level
Kill 30 enemies on the second level
Kill 30 enemies on the third level
Kill 30 enemies on the fourth level
Finish any level without taking damage
Reach level 20
Reach level 40
Reach level 80
Leave your weapon with 50 damage
Leave your weapon with 100 damage
Finish the game for the first time
Unlock a new weapon
Unlocks a new improvement
Unlock all upgrades
Unlocks a new skin
Unlock an optional boss
Finish the game in less than 10 minutes
kill the third boss without taking damage
kill the fourth boss without taking damage
Unlock all main weapons
Unlock a new support weapon
Unlock all support weapons
Unlock all skins
Find a secret room on any level