Nicol Bolas, God-Pharaoh (Prerelease) [Hour of Devastation Prerelease Promos] IDW Comics 2014 you may reveal a Merfolk

you may reveal a Merfolk card from your hand

Set: Commander Anthology Volume II Type: Artifact Rarity: Uncommon Cost: {0} Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell

When Great Oak Guardian enters the battlefield

Discard a card: Add {B}{B}{B}

Nicol Bolas, God-Pharaoh (Prerelease) [Hour of Devastation Prerelease Promos] IDW Comics 2014 you may reveal a MerfolkSet: Hour of Devastation Prerelease Promos Type: Legendary Planeswalker Bolas Rarity: Mythic Cost: {4}{U}{B}{R} +2: Target opponent exiles cards from the top of their library until they exile a nonland card. Until end of turn, you may cast that card without paying its mana cost. +1: Each opponent exiles two cards from their hand. 4: Nicol Bolas, God Pharaoh deals 7 damage to target opponent, creature an opponent controls, or planeswalker an opponent