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.
Near Mint - $900
Lightly Played - $700
Moderately Played - $700
Heavily Played - $600
Damaged - $500
Near Mint Spanish - $900
Lightly Played Spanish - $700
Moderately Played Spanish - $700
Heavily Played Spanish - $600
Damaged Spanish - $500
Foil Prices
Near Mint Foil - $1.000
Lightly Played Foil - $800
Moderately Played Foil - $700
Heavily Played Foil - $600
Damaged Foil - $500
Near Mint Foil Spanish - $1.000
Lightly Played Foil Spanish - $800
Moderately Played Foil Spanish - $700
Heavily Played Foil Spanish - $600
Damaged Foil Spanish - $500