Sacrifice [Limited Edition Beta] U-CRU102-RF The Battle of Tomakul taught

The Battle of Tomakul taught Urza not to rely on fickle reinforcements

Set: Diamond & Pearl: Black Star Promos Type: Metal Rarity: Promo

Set: EX: Crystal Guardians Type: Metal Rarity: Ultra Rare Retreat cost: Colorless

Set: Arcane Rising Edition: 1st Edition Finish: Rainbow Foil Type: Action Subtype: Item Rarity: Rare Class: Mechanologist Cost: 1 Action - [1 Resource]: If there are no steam counters on Cognition Nodes

then return her to the battlefield transformed under her owner's control

Sacrifice [Limited Edition Beta] U-CRU102-RF The Battle of Tomakul taughtSet: Limited Edition Beta Type: Instant Rarity: Uncommon Cost: {B} As an additional cost to cast this spell, sacrifice a creature. Add an amount of {B} equal to the sacrificed creature's converted mana cost.