Reasoning [BP02-EN139] Mosaic Rare BW93 Once per turn: You can

Once per turn: You can change 1 face-down Defense Position "Subterror" monster you control to face-up Attack or Defense Position

and Monster Cards that target a card(s) in the Graveyard or that activate in the Graveyard are negated

this card is also DARK-Attribute

Set: Battles of Legend: Relentless Revenge Card type: Effect Monster Rarity: Secret Rare Attack: 1400 Defense: 500 You can only use each effect of "Merlin" once per turn

Reasoning [BP02-EN139] Mosaic Rare BW93 Once per turn: You canSet: Battle Pack 2: War of the Giants Card type: Normal Spell Rarity: Mosaic Rare Your opponent declares a monster Level. Reveal cards from the top of your Deck until you reveal a monster that can be Normal Summoned. If that monster is the same Level as the one declared by your opponent, send all revealed cards to the Graveyard. If not, Special Summon the revealed monster, also send the remaining cards to the Graveyard.