Time Spiral

First strike When Nightshade Assassin enters the battlefield, you may reveal X black cards in your hand. If you do, target creature gets -X/-X unti...

Put target face-up exiled card into its owner's graveyard.

All Sliver creatures have "Whenever a creature dealt damage by this creature this turn dies, put a +1/+1 counter on this creature."

Enchant creature Enchanted creature has shroud. (It can't be the target of spells or abilities.) When Aspect of Mongoose is put into a graveyard ...

Whenever another creature enters the battlefield under your control, that creature gets +3/+3 until end of turn.

All Sliver creatures have double strike.

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.) Other creatures you contr...

Destroy target land. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

All Slivers have "When this permanent enters the battlefield, destroy target artifact or enchantment."

{T}: Add {B}. {2}{B}: Phyrexian Totem becomes a 5/5 black Phyrexian Horror artifact creature with trample until end of turn. Whenever Phyrexian T...

Enchant creature Enchanted creature has flying and "Sacrifice a creature: This creature gets +2/+1 until end of turn." When Fallen Ideal is put i...

Target player reveals a card at random from their hand. Ignite Memories deals damage to that player equal to that card's mana value. Storm (When y...

All Slivers have "{T}: Choose a card name. Target opponent reveals a card at random from their hand. If that card has the chosen name, that player ...

Clockwork Hydra enters the battlefield with four +1/+1 counters on it. Whenever Clockwork Hydra attacks or blocks, remove a +1/+1 counter from it. ...

Exile target artifact or enchantment. If you cast this spell during your main phase, you may exile up to one other target artifact or enchantment.

Flash (You may cast this spell any time you could cast an instant.) When Voidmage Husher enters the battlefield, counter target activated ability....

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.) If Knight of the Holy Ni...

Each player loses 1 life, discards a card, sacrifices a creature, then sacrifices a land.

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.) When Yavimaya Dryad enters the battlefield, you may sea...

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.) {0}: The next 1 damage th...

Enchant creature Enchanted creature gets +2/+2 and has flying. When enchanted creature dies, create a 2/2 white Griffin creature token with flying.

{T}: Add {C}. {1}, {T}: Put a storage counter on Calciform Pools. {1}, Remove X storage counters from Calciform Pools: Add X mana in any combinatio...

Flying Stormcloud Djinn can block only creatures with flying. {R}{R}: Stormcloud Djinn gets +2/+0 until end of turn and deals 1 damage to you.

Flying {T}: Fledgling Mawcor deals 1 damage to any target. Morph {U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face u...