When an opponent casts a creature spell, if Opal Guardian is an enchantment, Opal Guardian becomes a 3/4 Gargoyle creature with flying and protection from red.
Flash (You may cast this spell any time you could cast an instant.)Enchant creature: Enchanted creature gets +1/+0 until end of turn.: Return Ghitu Firebreathing to its owner's hand.
As Ixidron enters, turn all other nontoken creatures face down. (They're 2/2 creatures.)Ixidron's power and toughness are each equal to the number of face-down creatures on the battlefield.
First strikeSuspend 4— (Rather than cast this card from your hand, you may pay and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)
Whenever a creature an opponent controls dies, you may pay . If you do, return that card to the battlefield under your control. If it's a creature, it's a Zombie in addition to its other creature types.: Regenerate target Zombie.
Suspend 6—Each player chooses a number of lands they control equal to the number of lands controlled by the player who controls the fewest, then sacrifices the rest. Players sacrifice creatures and discard cards the same way.
Damage that would reduce your life total to less than 1 reduces it to 1 instead.Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
Shadow (This creature can block or be blocked by only creatures with shadow.)When Faceless Devourer enters, exile another target creature with shadow.When Faceless Devourer leaves the battlefield, return the exiled card to the battlefield under its owner's control.
: Wormwood Dryad gains forestwalk until end of turn and deals 1 damage to you. (It can't be blocked as long as defending player controls a Forest.): Wormwood Dryad gains swampwalk until end of turn and deals 1 damage to you. (It can't be blocked as long as defending player controls a Swamp.)
Return target creature card from your graveyard to the battlefield.Flashback—Sacrifice three creatures. (You may cast this card from your graveyard for its flashback cost. Then exile it.)