Littjara Mirrorlake enters tapped.

: Add .

, , Sacrifice Littjara Mirrorlake: Create a token that's a copy of target creature you control, except it enters with an additional +1/+1 counter on it. Activate only as a sorcery.

Offspring (You may pay an additional as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.)

At the beginning of combat on your turn, target Mouse you control gains your choice of double strike or trample until end of turn.

Choose one —

• Create two 3/3 colorless Golem artifact creature tokens.

• Choose target artifact you control. Each other artifact you control becomes a copy of that artifact until end of turn.

Flying, ward

Whenever another nontoken Dragon you control enters, create a token that's a copy of it, except the token isn't legendary.

Whenever a nontoken creature you control enters, you may pay . If you do, create a token that's a copy of that creature, except it has haste and "At the beginning of the end step, sacrifice this permanent."

Soulbond (You may pair this creature with another unpaired creature when either enters. They remain paired for as long as you control both of them.)

As long as Mirage Phalanx is paired with another creature, each of those creatures has "At the beginning of combat on your turn, create a token that's a copy of this creature, except it has haste and loses soulbond. Exile it at end of combat."

Cast this spell only during the declare blockers step.

For each creature attacking you or a planeswalker you control, create a token that's a copy of that creature and that's blocking that creature. Exile those tokens at end of combat.

When you unlock this door, create a token that's a copy of target creature you control, except it's a Reflection in addition to its other creature types.

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

Mirrorpool enters tapped.

: Add .

, , Sacrifice Mirrorpool: Copy target instant or sorcery spell you control. You may choose new targets for the copy.

, , Sacrifice Mirrorpool: Create a token that's a copy of target creature you control.

Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.)

Whenever this creature attacks, for each attacking modified creature you control, create a tapped and attacking token that's a copy of that creature. Exile those tokens at end of combat. (Equipment, Auras you control, and counters are modifications.)

At the beginning of combat on your turn, create a token that's a copy of target noncreature artifact you control, except its name is Mishra's Warform and it's a 4/4 Construct artifact creature in addition to its other types. It gains haste until end of turn. Sacrifice it at the beginning of the next end step.

Flying

Other Merfolk you control get +1/+0 and have flying.

Encore (, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Flying

Whenever you cast a spell from anywhere other than your hand, you may pay . If you do, copy that spell and you may choose new targets for the copy. If the copy is a permanent spell, it gains haste and "At the beginning of your end step, sacrifice this permanent." (A copy of a permanent spell becomes a token.)

Create a token that's a copy of target artifact or creature you control, except it's an artifact in addition to its other types. It gains haste until end of turn. Sacrifice it at the beginning of the next end step.

Exile a creature card from your graveyard. Create a token that's a copy of it. It gains haste until end of turn. Exile it at the beginning of the next end step.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Myojin of Cryptic Dreams enters with an indestructible counter on it if you cast it from your hand.

Remove an indestructible counter from Myojin of Cryptic Dreams: Copy target permanent spell you control three times. (The copies become tokens.)

As long as your life total is less than or equal to half your starting life total, Myrkul, Lord of Bones has indestructible.

Whenever another nontoken creature you control dies, you may exile it. If you do, create a token that's a copy of that card, except it's an enchantment and loses all other card types.

Compleated ( can be paid with , , or 2 life. If life was paid, this planeswalker enters with two fewer loyalty counters.)

+1: Until your next turn, up to one target creature attacks a player each combat if able.

+1: Discard a card, then draw a card.

0: Exile target creature or Equipment card with mana value less than Nahiri's loyalty from your graveyard. Create a token that's a copy of it. That token gains haste. Exile it at the beginning of the next end step.

Menace, ward

Whenever Nashi, Moon's Legacy attacks, exile up to one target legendary or Rat card from your graveyard and copy it. You may cast the copy. (You still pay its costs. A copy of a permanent spell becomes a token.)

If a white creature is attacking, you may pay rather than pay this spell's mana cost.

Exile target attacking creature. Create a token that's a copy of that creature. Exile it at the beginning of the next end step.

At the beginning of combat on your turn, draw a card. Then you may exile an artifact or creature card from your hand. If you do, create a token that's a copy of the exiled card, except it's a 3/3 Golem artifact creature in addition to its other types.

Casualty X. The copy isn't legendary and has starting loyalty X. (As you cast this spell, you may sacrifice a creature with power X. When you do, copy this spell. The copy becomes a token.)

+1: Each opponent loses 2 life unless they discard a card. If you control a Demon or Devil, you gain 2 life.

−2: Create a 1/1 red Devil creature token with "When this creature dies, it deals 1 damage to any target."

−7: Target player draws seven cards and loses 7 life.

Trample

Ochre Jelly enters with X +1/+1 counters on it.

Split — When Ochre Jelly dies, if it had two or more +1/+1 counters on it, create a token that's a copy of it at the beginning of the next end step. The token enters with half that many +1/+1 counters on it, rounded down.

At the beginning of combat on your turn, exile target red, white, or black creature card from your graveyard. Create a token that's a copy of that card, except it's 1/1. It gains haste until your next turn.

At the beginning of combat on your turn, Oko, the Ringleader becomes a copy of up to one target creature you control until end of turn, except he has hexproof.

+1: Draw two cards. If you've committed a crime this turn, discard a card. Otherwise, discard two cards.

−1: Create a 3/3 green Elk creature token.

−5: For each other nonland permanent you control, create a token that's a copy of that permanent.

Whenever an enchantment you control enters, you may create a token that's a copy of it. Do this only once each turn.

Changeling

Whenever you cast an instant or sorcery spell, if it targets one or more other permanents you control, create a token that's a copy of one of those permanents.

When a spell or ability an opponent controls causes you to discard this card, create a token that's a copy of target permanent.

, , Sacrifice Overloaded Mage-Ring: Copy target spell you control. You may choose new targets for the copy. (A copy of a permanent spell becomes a token.)

For each creature token on the battlefield, its controller creates a token that's a copy of that creature.

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

Flash

When Phantom Steed enters, exile another target creature you control until Phantom Steed leaves the battlefield.

Whenever Phantom Steed attacks, create a tapped and attacking token that's a copy of the exiled card, except it's an Illusion in addition to its other types. Sacrifice that token at end of combat.

Trample, myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Polygoyf's power is equal to the number of card types among cards in all graveyards and its toughness is equal to that number plus 1.

, , Discard a card: Create a token that's a copy of a random creature card with mana value X. Activate only as a sorcery.

Whenever another nontoken creature you control enters, if it wasn't cast, create a token that's a copy of that creature, except it's a 0/1 white Illusion.

, Sacrifice five Illusions: Exile target nonland permanent.

At the beginning of your end step, you may sacrifice a non-Demon creature. If you do, populate. (Create a token that's a copy of a creature token you control.)

Imprint — When Prototype Portal enters, you may exile an artifact card from your hand.

, : Create a token that's a copy of the exiled card. X is the mana value of that card.

Create a token that's a copy of target creature you control, except it isn't legendary.

Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Whenever Rakshasa Debaser attacks, put target creature card from defending player's graveyard onto the battlefield under your control.

Encore (, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Create a token that's a copy of target creature you control.

Conspire (As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose a new target for the copy.)

Destroy up to X target artifacts. If X is 5 or more, for each artifact destroyed this way, create a token that's a copy of it. Those tokens gain haste. Exile them at the beginning of the next end step.

As Reflections of Littjara enters, choose a creature type.

Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.)

Flying

Whenever a nontoken artifact you control enters, you may pay . If you do, create a token that's a copy of that artifact.

Counter target activated or triggered ability. (Mana abilities can't be targeted.)

, : Create a 1/1 green and white Elf Warrior creature token.

, : For each creature token you control, create a token that's a copy of that creature.

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

Create a token that's a copy of target creature. If this spell was kicked, create five of those tokens instead.

Populate. Creatures you control gain indestructible until end of turn. (To populate, create a token that's a copy of a creature token you control.)

Offspring (You may pay an additional as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.)

This creature can't be blocked by creatures with power 2 or less.

+1: Scry 1. Saheeli Rai deals 1 damage to each opponent.

−2: Create a token that's a copy of target artifact or creature you control, except it's an artifact in addition to its other types. That token gains haste. Exile it at the beginning of the next end step.

−7: Search your library for up to three artifact cards with different names, put them onto the battlefield, then shuffle.

+1: Create a 1/1 colorless Servo artifact creature token.

+1: The next spell you cast this turn costs less to cast for each artifact you control as you cast it.

−7: For each artifact you control, create a token that's a copy of it. Those tokens gain haste. Exile those tokens at the beginning of the next end step.

Saheeli, the Gifted can be your commander.

Choose one or both —

• Create a token that's a copy of target artifact.

• Create a token that's a copy of target creature, except it's an artifact in addition to its other types.

Menace

Whenever Sauron, the Necromancer attacks, exile target creature card from your graveyard. Create a tapped and attacking token that's a copy of that card, except it's a 3/3 black Wraith with menace. At the beginning of the next end step, exile that token unless Sauron is your Ring-bearer.