Phyrexian Devourer [Alliances]Set: Alliances Type: Artifact Creature Phyrexian Construct Rarity: Rare Cost: {6} When Phyrexian Devourer's power is 7 or greater, sacrifice it. Exile the top card of your library: Put X +1 +1 counters on Phyrexian Devourer, where X is the exiled card's mana value.

and that opponent chooses target creature

Set: Expedition: Base Set Type: Colorless Rarity: Rare Retreat cost: Colorless

Set: Guildpact Type: Instant Rarity: Rare Cost: {2}{B}{B} Destroy target nonwhite

Set: EX: Team Magma vs Team Aqua Type: Fighting Rarity: Ultra Rare Retreat cost: Colorless

Set: HeartGold & SoulSilver: Black Star Promos Type: Colorless Rarity: Black Star Promo

Set: Neo Discovery 1st Edition Type: Water Rarity: Uncommon Retreat cost: Colorless

{T}: Add {G} or {W}

Set: Gym Heroes Unlimited Type: Fire Rarity: Uncommon Retreat cost: Colorless

If the player doesn't discard a card this way

Set: Commander 2014 Type: Artifact Rarity: Rare Cost: {3} Whenever a creature attacks you or a planeswalker you control

Set: Gym Heroes Unlimited Type: Grass Rarity: Rare

If it's a permanent card