Sphinx of the Steel Wind [Eternal Masters] SV72 Its controller sacrifices it at

Its controller sacrifices it at the beginning of the next end step

Set: Raging Battle: Special Edition Card type: Effect Monster Rarity: Ultra Rare Attack: 2000 Defense: 2400 If your opponent controls a monster and you control no monsters

Set: Commander 2016 Type: Creature — Vampire Shaman Rarity: Rare Cost: {2}{B}{B} Flying

and if your do

Set: Star Pack 2013 Card type: Effect Monster Rarity: Starfoil Rare Attack: 1700 Defense: 1000 When this card is Summoned: You can target 1 "Ninja" monster you control

Sphinx of the Steel Wind [Eternal Masters] SV72 Its controller sacrifices it atSet: Eternal Masters Type: Artifact Creature Sphinx Rarity: Mythic Cost: {5}{W}{U}{B} Flying, first strike, vigilance, lifelink, protection from red and from green No one has properly answered her favorite riddle: "Why should I spare your life?"