Creature — Thrull 2/2, 1BB (3)
Common (C1)
Whenever Mindstab Thrull attacks and isn't blocked, you may sacrifice it. If you do, defending player discards three cards.
Illus. Mark Tedin

10/4/2004: The defending player gets to choose which cards they discard.
Legal in Vintage (Type 1)
Legal in Legacy (Type 1.5)
Legal in Classic (MTGO)
Legal in Commander