First strike
At the beginning of your upkeep, if your opponents control no creatures, this creature deals 4 damage to you.

Lightning Blast deals 4 damage to any target.

Shadow (This creature can block or be blocked by only creatures with shadow.)
: The next time this creature would deal combat damage to an opponent this turn, it deals that damage to target creature instead.

Counter target spell.
Draw a card.

When you control a creature with toughness 2 or less, sacrifice this creature.

Flying
: This creature gets +1/+1 until end of turn.

Destroy target artifact, creature, or land. Aftershock deals 3 damage to you.

Whenever a creature enters, that creature's controller may have it deal damage equal to its power to any target of their choice.

Any player may cast creature spells with mana value 3 or less without paying their mana costs and as though they had flash.

This creature can't be blocked as long as it's attacking alone.

First strike (This creature deals combat damage before creatures without first strike.)
: This creature gets +1/+0 until end of turn.

Crovax enters with four +1/+1 counters on it.
At the beginning of your upkeep, you may sacrifice a creature. If you do, put a +1/+1 counter on Crovax. If you don't, remove a +1/+1 counter from Crovax.
: Crovax gains flying until end of turn.

Draw three cards, then discard a card.

, : Return target creature to its owner's hand unless its controller pays .

Flying
, Tap two untapped creatures you control: Return target permanent to its owner's hand.

Tap an untapped creature you control: This creature gains flying until end of turn.

: Until end of turn, target creature has base power 1 or base toughness 1.

Discard a card: This creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)

Tap target creature. It deals damage equal to its power to another target creature.

: Regenerate this creature.

Flying

Reach (This creature can block creatures with flying.)
: This creature can block an additional creature this turn.

, : Draw two cards, then discard a card.

This creature enters with three +1/+1 counters on it.
, Remove a +1/+1 counter from this creature: Put a +1/+1 counter on target creature.
, Remove a +1/+1 counter from this creature: Create a 1/1 green Spike creature token.

Flying
: The next 1 damage that would be dealt to this creature this turn is dealt to target creature you control instead.

This creature enters with two +1/+1 counters on it.
, Discard a card: Put a +1/+1 counter on this creature.
Remove two +1/+1 counters from this creature: Draw a card.

Exchange control of target artifact or creature and another target permanent that shares one of those types with it. (This effect lasts indefinitely.)

Flying (This creature can't be blocked except by creatures with flying or reach.)
When this creature enters, sacrifice it unless you sacrifice two Mountains.

Flying
: This creature deals 1 damage to any target.

Flying
This creature enters with three +1/+1 counters on it.
, Remove a +1/+1 counter from this creature: Create a 1/1 colorless Thopter artifact creature token with flying. Activate only as a sorcery.
, Sacrifice another Thopter: Put a +1/+1 counter on this creature. Activate only as a sorcery.

Flying (This creature can't be blocked except by creatures with flying or reach.)
Sacrifice this creature: It deals 2 damage to each creature without flying.
: Return this card from your graveyard to your hand. Activate only during your upkeep.

Flying
Pay 2 life: Return Selenia to its owner's hand.

Flying
When this creature dies, you may put it on top of its owner's library.

Flying
: This creature gets +2/-2 until end of turn.

Flying
Revenant's power and toughness are each equal to the number of creature cards in your graveyard.

Rather than pay the mana cost for a spell, its controller may discard a card that shares a color with that spell.