(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 - $5.75
Near Mint Non-English - $5.75
Lightly Played - $5.50
Lightly Played Non-English - $5.50
Moderately Played - $4.75
Moderately Played Non-English - $4.75
Heavily Played - $3.50
Heavily Played Non-English - $3.50
Damaged - $3.00
Damaged Non-English - $3.00