Obelisk of Undoing [Antiquities]Set: Antiquities Type: Artifact Rarity: Rare Cost: {1} {6}, {T}: Return target permanent you both own and control to your hand. The Battle of Tomakul taught Urza not to rely on fickle reinforcements.

Annihilator 4 (Whenever this creature attacks

Set: XY: Roaring Skies Type: Colorless Rarity: Promo Retreat cost: Colorless

Set: HeartGold & SoulSilver: Unleashed Type: Water Rarity: Promo Retreat cost: Colorless

Set: EX: Power Keepers Type: Lightning Rarity: Rare Retreat cost: Colorless

Set: EX: FireRed & LeafGreen Type: Water Rarity: Secret Rare Retreat cost: Colorless

Set: XY: Black Star Promos Type: Colorless Rarity: Promo Retreat cost: 0

Set: Fossil Unlimited Type: Psychic Rarity: Holo Rare

{T}: Counter target activated ability from an artifact source unless that ability's controller pays {W}

Activate this ability only if you have attacked or defended with an attack action card this turn

Set: XY: Furious Fists Type: Dragon Rarity: Promo Retreat cost: Colorless

Set: EX: Holon Phantoms Type: Lightning Rarity: Uncommon Retreat cost: Colorless

Set: Sun & Moon: Base Set Type: Fire Rarity: Holo Rare Retreat cost: Colorless