Complete the tutorial
Collect a Hat (excluding tutorial)
Kill 8 enemies
Kill 24 enemies
Kill 48 enemies
Collect 1 heart
Collect 5 hearts
Collect 10 hearts
Beat stage 1
Beat stage 2
Beat stage 3
Kill 1 boss
Kill 2 bosses
Kill 3 bosses
Kill 64 enemies
Kill 96 enemies
Collect 15 hearts
Collect 20 hearts
Beat stage 4
Collect 23 hearts
Collect 26 hearts
Collect 29 hearts
Collect 32 hearts
Collect 35 hearts
Kill 110 enemies
Kill 120 enemies
Kill 130 enemies
Kill 140 enemies
Kill 150 enemies