Molten Primordial [Gatecrash] BT10-016 Sigil of Corruption — When

Sigil of Corruption — When you lose control of Khârn the Betrayer

Set: Starter 1999 Type: Creature — Bird Rarity: Uncommon Cost: {1}{U} Flying

Set: Eighth Edition Box Topper Type: Artifact Rarity: Rare Cost: {4} {3}

Devouring Monster — {T}

Then you may cast an instant or sorcery spell with mana value less than or equal to the other result from your hand without paying its mana cost

Molten Primordial [Gatecrash] BT10-016 Sigil of Corruption — WhenSet: Gatecrash Type: Creature Avatar Rarity: Rare Cost: {5}{R}{R} Haste When Molten Primordial enters the battlefield, for each opponent, gain control of up to one target creature that player controls until end of turn. Untap those creatures. They gain haste until end of turn.