Computer Search (137/149) [Black & White: Boundaries Crossed]Set: Black & White: Boundaries Crossed Type: Item Rarity: Rare Ace

When Cartouche of Zeal enters the battlefield

They can't be regenerated

destroy all tokens created with Tombstone Stairwell

"The mountain's fire surges beneath your feet

Set: EX: Emerald Type: Water Rarity: Rare Retreat cost: Colorless

reveal the top card of your library

"Time flows like a river

If any creatures with banding a player controls are blocking or being blocked by a creature

Set: Exodus Type: Enchantment Rarity: Rare Cost: {1}{G} At the beginning of each player's upkeep

Gain control of that creature until end of turn

it's an artifact creature with power and toughness each equal to its mana value

{U}{B}{B}{R}