Roiling Horror's power and toughness are each equal to your life total minus the life total of an opponent with the most life.Suspend X—. X can't be 0. (Rather than cast this card from your hand, you may pay and exile it with X time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without...
Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)Choose target card in a graveyard other than a basic land card. Search its owner's graveyard, hand, and library for all cards with the same name as that card and exile them. Then that player shuffles.
Choose one —• Destroy target artifact.• Target creature gets +1/+1 and gains trample until end of turn.• Remove two time counters from target permanent or suspended card.
Aeon Chronicler's power and toughness are each equal to the number of cards in your hand.Suspend X—. X can't be 0.Whenever a time counter is removed from Aeon Chronicler while it's exiled, draw a card.
Defender; reach (This creature can block creatures with flying.)Whenever Aether Membrane blocks a creature, return that creature to its owner's hand at end of combat.