Warrior's Oath [Portal Three Kingdoms] Phyrexian Dragon Skeleton Brood Tyrant enters the battlefield

Brood Tyrant enters the battlefield or attacks

When Gaea's Blessing is put into your graveyard from your library

Set: Scars of Mirrodin Type: Artifact Creature — Phyrexian Wurm Rarity: Mythic Cost: {6} Deathtouch

Sacrifice Sword of the Ages and any number of creatures you control: Sword of the Ages deals X damage to any target

Warrior's Oath [Portal Three Kingdoms] Phyrexian Dragon Skeleton Brood Tyrant enters the battlefieldSet: Portal Three Kingdoms Type: Sorcery Rarity: Rare Cost: {R}{R} Take an extra turn after this one. At the beginning of that turn's end step, you lose the game. "If I fail, my head is yours." Warrior's oath common during the Three Kingdoms period