Complete the Clay Shaft
Complete the Drowned Shaft
Complete the Blood Shaft
Complete the Webbed Shaft
Complete the Blackened Shaft
Let the poison almost kill you
Survive Attacks From Multiple Sources in the Same Level
Let the pollen almost kill you
Light 500 Flares
Die 500 Times
Collect 25 Unique Items
Collect 50 Unique Items
Collect 75 Unique Items
Collect 100 Unique Items
Collect 125 Unique Items
Beat the Programmer's Time
Survive the flytrap monster twice