Inverter of Truth [Oath of the Gatewatch Prerelease Promos] SM198 If this card is Xyz

If this card is Xyz Summoned: Return all other cards on the field to the hand

When this card is destroyed and sent to the Graveyard: You can target 1 "Mermail" monster in your Graveyard

Monsters summoned after this card's activation are excluded

Set: The Dark Type: Enchantment Rarity: Rare Cost: {B}{B}{B} At the beginning of your upkeep

{T}: Return target legendary creature to its owner's hand

Inverter of Truth [Oath of the Gatewatch Prerelease Promos] SM198 If this card is XyzSet: Oath of the Gatewatch Prerelease Promos Type: Creature Eldrazi Rarity: Mythic Cost: {2}{B}{B} Devoid (This card has no color.) Flying When Inverter of Truth enters the battlefield, exile all cards from your library face down, then shuffle all cards from your graveyard into your library. In its shadow, everything changed.