Sin Drinker

[Medivh]

Sin Drinker 

DARK / Level 9 

[Spellcaster / Effect]

ATK 1500 / DEF 1800

You can Special Summon this card (From your hand) by shuffling 1 LIGHT and 1 DARK monster from your Graveyard into your Deck. During your Main Phase or your opponent's Battle Phase: You can target 1 monster in your opponent's Graveyard that was Tributed by your opponent, discarded by your opponent, used by your opponent as a Fusion, Synchro, or Xyz Material Monster destroyed or sent to the graveyard by your opponent's card effect or as a cost for your opponent's card effect, or was destroyed by battle during your opponent's Battle Phase: Equip that target to this card (You can only equip 1 monster at a time to this card with this effect). This card gains ATK and DEF equal to that monster's ATK and DEF, and also gains that monster's effect(s). You can destroy 1 monster equipped to this card: Inflict damage equal to it's ATK to your opponent. You can only activate one effect of "Sin Drinker" per turn, and only once that turn. You can only control 1 "Sin Drinker."

[Banjo_Bill]

This card seems really easy to summon and really strong, if they have a fusion, synchro or xyz which is most likely. 

[:^)]

More elaborate but easier to get out Thousand Eyes Restrict.