
Create a 0/0 green Ooze creature token with trample. Put X +1/+1 counters on it, where X is two plus the total number of cards you own in exile and in your graveyard that are Oozes or are named Slime Against Humanity.
A deck can have any number of cards named Slime Against Humanity.
Slime Against Humanity has 4 printings, first in Murders at Karlov Manor (2024). EDHREC ranks it #7,057 among Commander cards. It appears most in Aeve, Progenitor Ooze decks (3,979 on EDHREC). It has 4 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.