Secret
Find secret room
1cc
Beat the game without dying.
Card 2
Obtain card 2
Card 3
Obtain card 3
Card 4
Obtain card 4
Beat it
Beat the game
Shopping
Buy everything available
Diogenes
All items in inventory
Full hp
All hp bar unlocked
Twitch Friends
Find all Twitch Friends
Boss rush
Destroy a boss in less than 40 seconds
Night vision
Find night vision goggles
Pacifist
Reach boss zone 1 without killing any monster or being damaged by them. Game can't be saved.
Perfect 1
Kill boss zone 1 receiving no damage from it
Perfect 2
Kill boss zone 2 receiving no damage from it
Perfect 3
Kill boss zone 3 receiving no damage from it
Item rush
Pick up any item in less than 16 seconds
Troll
Change a friend's character while he/she is playing
Speedrun
Beat the game in less than 45 minutes
Extra out
Beat the game without using secondary weapons
1cc+
Beat the game without dying or being assisted by doctors. Game can't be saved.
Boss extra 1
Destroy boss zone 1 with a rocket
Boss extra 2
Destroy boss zone 2 with a laser
Boss extra 3
Destroy boss zone 3 with a mine