Kotakan

Crystalline Giant

At the beginning of combat on your turn, choose a kind of counter at random that this creature doesn't have on it from among flying, first strike, deathtouch, hexproof, lifelink, menace, reach, trample, vigilance, and +1/+1. Put a counter of that kind on this creature.

Donatello, Gadget Master

Sneak {1}{U} (You may cast this spell for {1}{U} if you also return an unblocked attacker you control to hand during the declare blockers step. He enters tapped and attacking.)
Whenever Donatello deals combat damage to a player, create a token that's a copy of target artifact you control.

When Kushala Daora flaps its wings, the world shakes.

Snap

Return target creature to its owner's hand. Untap up to two lands.

"We're all part of the same ancient secret society, a group that transcends the divisions of the four nations."
—Master Piandao

White Lotus Reinforcements

Vigilance
Other Allies you control get +1/+1.

Buried beneath the sands of an unforgiving desert, a vast library of knowledge stores mysterious books in its massive halls.

Suspicious Bookcase

Defender
{3}, {T}: Target creature can't be blocked this turn.

Solstice Revelations

Exile cards from the top of your library until you exile a nonland card. You may cast that card without paying its mana cost if the spell's mana value is less than the number of Mountains you control. If you don't cast that card this way, put it into your hand.
Flashback {6}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

"We're going to win a great victory against the Fire Nation today."
—Jet

Price of Freedom

Destroy target artifact or land an opponent controls. Its controller may search their library for a basic land card, put it onto the battlefield tapped, then shuffle.
Draw a card.

Buzzard-wasps single-mindedly scour the Si Wong Desert in search of dead or dying prey.

Feed the Swarm

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

Aang employed the typical Airbender tactics against Zuko: avoid and evade.

Airbender's Reversal

Choose one —
• Destroy target attacking creature.
• Airbend target creature you control. (Exile it. While it's exiled, its owner may cast it for {2} rather than its mana cost.)

Aang's Journey

Kicker {2} (You may pay an additional {2} as you cast this spell.)
Search your library for a basic land card. If this spell was kicked, instead search your library for a basic land card and a Shrine card. Reveal those cards, put them into your hand, then shuffle.
You gain 2 life.

"Do you think we can make a sword out of a meteorite?"
—Sokka

Fellwar Stone

{T}: Add one mana of any color that a land an opponent controls could produce.

Ultima

Destroy all artifacts and creatures. End the turn. (Exile all spells and abilities from the stack, including this card. The player whose turn it is discards down to their maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.)

The Falcon, Airship Restored

Flying
Whenever The Falcon deals combat damage to a player, you may sacrifice it. When you do, return target creature card from your graveyard to the battlefield.
{4}{B}: Return this card from your graveyard to the battlefield tapped.
Crew 2

"Thanks, moogles! We're in your debt!"
—Locke Cole

Moogles' Valor

For each creature you control, create a 1/2 white Moogle creature token with lifelink. Then creatures you control gain indestructible until end of turn.

Lifestream's Blessing

Draw X cards, where X is the greatest power among creatures you controlled as you cast this spell. If this spell was cast from exile, you gain twice X life.
Foretell {4}{G} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Gala Greeters

Alliance — Whenever another creature you control enters, choose one that hasn't been chosen this turn —
• Put a +1/+1 counter on this creature.
• Create a tapped Treasure token.
• You gain 2 life.