Choose artifact, creature, or land. Tap all untapped permanents of the chosen type target player controls, or untap all tapped permanents of that type that player controls.
When Body Snatcher enters, exile it unless you discard a creature card.When Body Snatcher dies, exile it and return target creature card from your graveyard to the battlefield.
Create two 1/1 white Bird creature tokens with flying.Flashback—Tap three untapped white creatures you control. (You may cast this card from your graveyard for its flashback cost. Then exile it.)
All Nightmares get +1/+1., 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.
Flying: Dragon Whelp gets +1/+0 until end of turn. If this ability has been activated four or more times this turn, sacrifice Dragon Whelp at the beginning of the next end step.
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.): Draw a card.
Reveal the top five cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.