Avatar: The Last Airbender

Creature — Human Citizen

Whenever this creature attacks, choose target creature an opponent controls. Tap it, then you may sacrifice an artifact or creature. If you do, put a stun counter on the chosen creature. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Vengeful Villagers

Ally

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I — Create two 1/1 white Ally creature tokens.
II — Search your library for a Mountain or Cave card, reveal it, put it into your hand, then shuffle.
III — Earthbend 3. (Target land you control becomes a 0/0 creature with haste that's still a land. Put three +1/+1 counters on it. When it dies or is exiled, return it to the battlefield tapped.)

The Cave of Two Lovers

Food

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I — Mill three cards, then create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")
II — Put a +1/+1 counter on each of up to two target creatures you control.
III — Draw a card if there's a creature or Lesson card in your graveyard.

Leaves from the Vine

Creature — Human Peasant Ally

Exhaust — {6}: Put two +1/+1 counters on this creature, then earthbend 2. (Target land you control becomes a 0/0 creature with haste that's still a land. Put two +1/+1 counters on it. When it dies or is exiled, return it to the battlefield tapped. Activate each exhaust ability only once.)

Rebellious Captives

Final Fantasy Regional Promos

Instant

If it's not your turn, you may exile a blue card from your hand rather than pay this spell's mana cost.
Counter target noncreature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Force of Negation

Final Fantasy Commander

Legendary Creature — Human Avatar Soldier

Jenova Cells — Whenever Sephiroth attacks, you may put a cell counter on target creature. Until end of turn, each modified creature you control has base power and toughness 7/5. (Equipment, Auras you control, and counters are modifications.)
The Reunion — {3}, Sacrifice a modified creature: Return this card from your graveyard to the battlefield tapped.

Sephiroth, Fallen Hero

Legendary Artifact — Equipment

Double Overdrive — Equipped creature gets +2/+0 and has double strike.
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

World Champion, Celestial Weapon

Final Fantasy

Enchantment

At the beginning of combat on your turn, target creature you control gets +2/+0 until end of turn.
At the end of combat on your turn, if a player was dealt 6 or more combat damage this turn, transform this enchantment, then attach it to a creature you control.

Sidequest: Play Blitzball

Rufus Shinra

Darkstar

Legendary Creature — Human Noble

Whenever Rufus Shinra attacks, if you don't control a creature named Darkstar, create Darkstar, a legendary 2/2 white and black Dog creature token.

Tarkir: Dragonstorm Commander

Legendary Creature — Dragon Spirit

Flying
When Keiga dies, gain control of target creature.

Keiga, the Tide Star

Foundations

Ninja

Kaito, Cunning Infiltrator Emblem

Kaito, Cunning Infiltrator

Legendary Planeswalker — Kaito

Whenever a creature you control deals combat damage to a player, put a loyalty counter on Kaito.
+1: Up to one target creature you control can't be blocked this turn. Draw a card, then discard a card.
−2: Create a 2/1 blue Ninja creature token.
−9: You get an emblem with "Whenever a player casts a spell, you create a 2/1 blue Ninja creature token."

Commander Masters

Legendary Creature — Human Wizard

Tap an untapped Wizard you control: Draw a card.

Azami, Lady of Scrolls

Time Spiral Remastered

Creature — Sliver

All Sliver creatures have absorb 1. (If a source would deal damage to a Sliver, prevent 1 of that damage.)

Lymph Sliver

Conspiracy: Take the Crown

Creature — Illusion

Defender
Whenever this creature blocks a creature, tap that creature. That creature doesn't untap during its controller's next untap step.

Vertigo Spawn

Duel Decks Anthology: Garruk vs. Liliana

Sorcery

Choose one —
• Untap all lands you control.
• Until end of turn, lands you control become 2/2 creatures that are still lands.
Entwine {2}{G} (Choose both if you pay the entwine cost.)

Rude Awakening

Commander 2013

Kicker {R} (You may pay an additional {R} as you cast this spell.)
If this spell was kicked, it has split second. (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)
Molten Disaster deals X damage to each creature without flying and each player.

Molten Disaster

Tenth Edition

Creature — Spirit

{T}: Target creature gets +1/+1 until end of turn.

Ghost Warden

Future Sight

At the beginning of each player's upkeep, that player loses 1 life and discards a card.
Hellbent — Skip your upkeep step if you have no cards in hand.
Madness {2}{B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Gibbering Descent

{2}{B}, {T}: Destroy target creature that was dealt damage this turn.

Witch's Mist

Guildpact

Creature — Beast

Flying
This creature can block only creatures with flying.

Stratozeppelid

Judge Gift Cards 2006

{X}, Sacrifice this enchantment: Destroy each artifact, creature, and enchantment with mana value X or less.

Pernicious Deed

Salvat 2005

Creature — Moonfolk Wizard

Flying
{3}, Return a land you control to its owner's hand: Target creature you control gains shroud until end of turn. (It can't be the target of spells or abilities.)

Soratami Rainshaper

Saviors of Kamigawa Promos

Legendary Creature — Spirit

Kiyomaro's power and toughness are each equal to the number of cards in your hand.
As long as you have four or more cards in hand, Kiyomaro has vigilance.
Whenever Kiyomaro deals damage, if you have seven or more cards in hand, you gain 7 life.

Kiyomaro, First to Stand

{2}{R}, {T}: This creature deals 2 damage to target creature.
Channel — {3}{R}, Discard this card: It deals 4 damage to target creature.

Ghost-Lit Raider

Saviors of Kamigawa

Creatures with power 2 or less can't attack you.

Reverence

When this creature enters, target player discards a card.
Whenever you cast a Spirit or Arcane spell, you may return this creature to its owner's hand.

Kemuri-Onna

Betrayers of Kamigawa

Exile target enchantment. Search its controller's graveyard, hand, and library for all cards with the same name as that enchantment and exile them. Then that player shuffles.

Scour

Flying
{2}, Return a land you control to its owner's hand: Tap target land.

Floodbringer

Instant — Arcane

Return target legendary creature card from your graveyard to the battlefield. That creature gains haste. Exile it at the beginning of the next end step.
Splice onto Arcane {2}{B} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Goryo's Vengeance

Tobita, Master of Winds

Champions of Kamigawa

Creature — Human Wizard

Student of Elements

{B}: Target player dealt damage by this creature this turn loses 1 life.

Wicked Akuba

Fifth Dawn

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)
Return target artifact to its owner's hand.

Into Thin Air

Artifact

{2}: Put a charge counter on this artifact.
Remove a charge counter from this artifact: Add one mana of any color.

Gemstone Array

Darksteel

Put two target artifacts on top of their owners' libraries.

Rebuking Ceremony

Artifact Creature — Horror

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
At the beginning of your upkeep, you may move a +1/+1 counter from target creature onto this creature.
Modular 3 (This creature enters with three +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)