(An ongoing scheme remains face up until it's abandoned.)
At the beginning of your end step, create a 3/3 black Horror creature token.
At the beginning of your opponents' end step, they may sacrifice two creatures. If they do, abandon this scheme.
Near Mint - $5.10
Near Mint Non-English - $5.10
Lightly Played - $4.60
Lightly Played Non-English - $4.60
Played - $3.60
Played Non-English - $3.60
Heavily Played - $3.10
Heavily Played Non-English - $3.10
Damaged - $2.60
Damaged Non-English - $2.60