Slippery Bogle [Ultimate Masters] Commander 2017 for each graveyard with an

for each graveyard with an instant or sorcery card in it

where X is the revealed card's converted mana cost

Set: Phyrexia: All Will Be One Type: Legendary Creature — Phyrexian Horror Rarity: Mythic Cost: {5}{G}{G} Reach

Not all silences are easily broken

the swift and formidable aven enforce the will of the ruling sphinxes

Slippery Bogle [Ultimate Masters] Commander 2017 for each graveyard with anSet: Ultimate Masters Type: Creature Beast Rarity: Uncommon Cost: {G U} Hexproof (This creature can't be the target of spells or abilities your opponents control.) Ogle the bogle, or goggle the boggle? Doesn't matter. You weren't going to catch it anyway.