Counter target spell. Create X 1/1 colorless Thopter artifact creature tokens with flying, where X is that spell's mana value.

Flying

Aetherwing's power is equal to the number of artifacts you control.

Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Anax's power is equal to your devotion to red. (Each in the mana costs of permanents you control counts toward your devotion to red.)

Whenever Anax or another nontoken creature you control dies, create a 1/1 red Satyr creature token with "This token can't block." If the creature had power 4 or greater, create two of those tokens instead.

Reach (This creature can block creatures with flying.)

You may play lands from your graveyard.

If a land entering causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep.

You draw a card at the beginning of the next turn's upkeep.

Whenever this creature attacks, you may put an instant or sorcery card from your graveyard on the bottom of your library. If you do, exile the top two cards of your library. You may play those cards this turn.

When this creature enters, return target instant or sorcery card from your graveyard to your hand.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

Kicker (You may pay an additional as you cast this spell.)

Vigilance

If this creature was kicked, it enters with a +1/+1 counter on it.

Adamant — If at least three white mana was spent to cast this spell, this creature enters with a +1/+1 counter on it.

Defender (This creature can't attack.)

: Put a +1/+1 counter on target creature you control. It can't be blocked this turn. Activate only as a sorcery.

Flying

When this creature enters, exile up to one target tapped creature.

Suspend 5— (Rather than cast this card from your hand, you may pay and exile it with five 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.)

: Target creature gets +X/+X until end of turn, where X is this creature's power.

Beast of Burden's power and toughness are each equal to the number of creatures on the battlefield.

Whenever a creature you control deals combat damage to a player, you may draw a card.

, : Creatures your opponents control attack this turn if able.

Vigilance

Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell.

Sacrifice Boromir: Creatures you control gain indestructible until end of turn. The Ring tempts you.

: You may put a land card from your hand onto the battlefield. If you control ten or more lands, flip this creature.

Enchant creature

: Tap enchanted creature.

When this creature enters, create a Treasure token. (It's an artifact with ", Sacrifice this token: Add one mana of any color.")

Whenever you sacrifice a token, this creature gains flying until end of turn.

When this Case enters, distribute two +1/+1 counters among one or two target creatures you control.

To solve — Creatures you control have total power 8 or greater. (If unsolved, solve at the beginning of your end step.)

Solved — Whenever you attack, put a +1/+1 counter on target attacking creature. It gains trample until end of turn.

: Add . This land deals 1 damage to you.

Threshold — , , Sacrifice this land: Target creature gets +3/+3 until end of turn. Activate only if seven or more cards are in your graveyard.

Target creature gets +4/+4 and gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Whenever another white creature you control enters, tap target creature an opponent controls.

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Lifelink

Whenever this creature mutates, create two 1/1 white Cat creature tokens with lifelink.

Vigilance

Coven — At the beginning of combat on your turn, if you control three or more creatures with different powers, creatures you control get +1/+0 until end of turn.

Return X target creature cards from your graveyard to your hand.

Flying, trample

Whenever this creature attacks, create a Treasure token.

Vigilance (Attacking doesn't cause this creature to tap.)

, : Draw a card. This ability costs less to activate for each +1/+1 counter on creatures you control.

Creatures with power less than this creature's power can't block it.

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When this creature is turned face up, return target card from your graveyard to your hand.

When Denethor enters, scry 2.

, , Sacrifice Denethor: Target player becomes the monarch. Denethor deals 3 damage to any target.

When this creature enters, return each other creature you control to its owner's hand.

Lifelink

Cards in graveyards can't be the targets of spells or abilities.

Disturb (You may cast this card from your graveyard transformed for its disturb cost.)

Creatures with flying can block only creatures with flying.

Counter target creature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Counter target creature or enchantment spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Search target player's library for up to seven cards and exile them. Then that player shuffles.

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

Tap up to two target creatures. (Then exile this card. You may cast the creature later from exile.)

Double strike

When Drizzt enters, create Guenhwyvar, a legendary 4/1 green Cat creature token with trample.

Whenever a creature dies, if it had power greater than Drizzt's power, put a number of +1/+1 counters on Drizzt equal to the difference.

Prevent the next 4 damage that would be dealt this turn to any number of targets, divided as you choose.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Return target creature you don't control with mana value 3 or less to its owner's hand. (Then exile this card. You may cast the creature later from exile.)

: Tap target creature with power 3 or less.

At the beginning of combat on your turn, you may collect evidence 4. (Exile cards with total mana value 4 or greater from your graveyard.)

Whenever you collect evidence, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this token: Draw a card.")

Exile the top two cards of target opponent's library face down. You may look at and play those cards for as long as they remain exiled.

Counter target spell.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

You may sacrifice a nontoken blue creature rather than pay this spell's mana cost.

Counter target spell.

If you would draw a card, return a card from your graveyard to your hand instead. If you can't, you lose the game.

If a card would be put into your graveyard from anywhere, exile that card instead.

Enchant land

Enchanted land has ": Target creature gets +2/+1 until end of turn."

Sacrifice a nontoken permanent. If you do, target opponent loses 2 life unless that player sacrifices a permanent of their choice or discards a card. You may repeat this process any number of times.