Chainer, Dementia Master [Torment] SPA Bosque and it can't be destroyed

and it can't be destroyed by damage or effects that say "destroy

Viashino Heretic deals damage to that artifact's controller equal to the artifact's converted mana cost

draw a card at the beginning of the next turn's upkeep

Flashback—Sacrifice a creature

When Ulamog

Chainer, Dementia Master [Torment] SPA Bosque and it can't be destroyedSet: Torment Type: Legendary Creature Human Minion Rare Cost: {3}{B}{B} Nightmare creatures get +1 +1. {B}{B}{B}, Pay 3 life: Put target creature card from a graveyard onto the battlefield under your control. That creature is black and is a Nightmare in addition to its other creature types. When Chainer, Dementia Master leaves the battlefield, exile all Nightmares.