Krenko's Command [Duel Decks: Merfolk vs. Goblins] Fourth Edition (Foreign Black Border) add one mana of that

add one mana of that color

Set: Time Spiral Remastered Type: Sorcery Rarity: Uncommon Cost: {3}{R}{R} Shivan Meteor deals 13 damage to target creature

if that spell's mana cost or that ability's activation cost contains {X}

Set: Fourth Edition (Foreign Black Border) Type: Artifact Rarity: Rare Cost: {1} Mana Vault doesn't untap during your untap step

Set: Foreign Black Border Type: Artifact Rarity: Rare Cost: {4} Whenever a land is put into a graveyard from the battlefield

Krenko's Command [Duel Decks: Merfolk vs. Goblins] Fourth Edition (Foreign Black Border) add one mana of thatSet: Duel Decks: Merfolk vs. Goblins Type: Sorcery Rarity: Common Cost: {1}{R} Create two 1 1 red Goblin creature tokens. Goblins are eager to follow orders, especially when those orders involve stealing, hurting, annoying, eating, destroying, or swearing.