Silence [Magic 2011] World Championships 2016 You can only use this

You can only use this effect of "D/D/D Oblivion King Abyss Ragnarok" once per turn

each player's Life Points become half the combined Life Points of both players

destroy this card unless you send 1 "Iron Core of Koa'ki Meiru" from your hand to the Graveyard or reveal 1 Dragon-Type monster in your hand

if two Goblin Warriors and a Goblin Shaman are on the battlefield

but change its ATK/DEF to 0

Silence [Magic 2011] World Championships 2016 You can only use thisSet: Magic 2011 Type: Instant Rarity: Rare Cost: {W} Your opponents can't cast spells this turn. "Take a quiet moment to reflect on your sins." Cleph, Order of Redeemed Souls