Miscalculation [Urza's Legacy] Vampire Shaman Ally you may pay {R} and

you may pay {R} and exile it with a time counter on it

Set: Legends Type: World Enchantment Rarity: Rare Cost: {3}{B} Whenever a player casts a spell

Set: Commander 2013 Type: Sorcery Rarity: Rare Cost: {X}{R} Tempting offer — Create X 1/1 red Elemental creature tokens with haste

A dragon's scale can be carved into a mighty shield

Set: Eldritch Moon Prerelease Promos Type: Creature — Plant Rarity: Mythic Cost: {3}{B} Defender

Miscalculation [Urza's Legacy] Vampire Shaman Ally you may pay {R} andSet: Urza's Legacy Type: Instant Rarity: Common Cost: {1}{U} Counter target spell unless its controller pays {2}. Cycling {2} ({2}, Discard this card: Draw a card.)