What's your favorite _______?

[Xangi465]

I want to play a fun game where people just come here and post their favorite Isaac stuff, and maybe their least favorites too!
Rules:
One rule: just keep it to Isaac.
Let me start off!
Favorite boss: Scolex
Favorite monster: Blastocyst
Favorite floor: Womb
Favorite character: Isaac
Favorite item: Doctor Fetus

Now you try!

[marthoo]

fave boss : satan
fave monster : green gut fly thingy
fave floor: the chest
fave character: cain
fave item: book of revelations

[MegaLobsterFace]

Favorite item: Epic Fetus
Least favorite item: Chocolate milk
Favorite enemy name: Gurge
Least favorite enemy: Keepers

[Muten Yoshi]

It's a hard thing for me to find my favorits. Most of the time i think some monsters are a little bit unfair in combination with the room... but some things in the game just make me laugh, so i decide to make a list of my

"Most favorite but useless..."

fave useless boss: pin
fave useless monster: maggot
fave useless character: samson
fave useless item: holy water
fave useless card: the magician
fave useless trinket: cursed skull

[NightRaine]

favorite item: ipecac
favorite boss: mostro
favorite monster: mulligan (normal)
favorite floor: cellar
favorite character: eve