Playable Delusionary Hydra

{TK}{TK} — {T}: Draw a card, then discard a card.
{TK}{TK}{TK}{TK} — Whenever this creature attacks, you gain 3 life and draw a card.
{TK}{TK} — 1/5
{TK}{TK}{TK} — 4/4

Replicating Ring

{T}: Add one mana of any color.
At the beginning of your upkeep, put a night counter on Replicating Ring. Then if it has eight or more night counters on it, remove all of them and create eight colorless snow artifact tokens named Replicated Ring with "{T}: Add one mana of any color."

Swamp

Trained Blessed Mind

{TK}{TK} — {T}: Exile target card from a graveyard.
{TK}{TK}{TK} — Threshold — As long as seven or more cards are in your graveyard, this creature gets +4/+0 and has trample.
{TK}{TK} — 4/2
{TK}{TK}{TK}{TK}{TK} — 6/9

Exotic Orchard

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

Atraxa, Praetors' Voice

Flying, vigilance, deathtouch, lifelink
At the beginning of your end step, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Littjara Mirrorlake

Littjara Mirrorlake enters tapped.
{T}: Add {U}.
{2}{G}{G}{U}, {T}, 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.

Callidus Assassin

Flash
Polymorphine — You may have Callidus Assassin enter tapped as a copy of any creature on the battlefield, except it has "When this creature enters, destroy up to one other target creature with the same name as this creature."

Prize Wall

Defender
{U}, {T}: You get {TK}.
{4}{U}, {T}: You may put a sticker on a nonland permanent you own. Activate only as a sorcery.

Tusk and Whiskers

Whenever you put an ability sticker on a creature, put a +1/+1 counter on that creature.
{2}{G}{W}, {T}: You get {TK}. You may put a sticker on a nonland permanent you own.

Progenitor Mimic

You may have Progenitor Mimic enter as a copy of any creature on the battlefield, except it has "At the beginning of your upkeep, if this creature isn't a token, create a token that's a copy of this creature."

Sakashima the Impostor

You may have Sakashima the Impostor enter as a copy of any creature on the battlefield, except its name is Sakashima the Impostor, it's legendary in addition to its other types, and it has "{2}{U}{U}: Return this creature to its owner's hand at the beginning of the next end step."

Mirror Mockery

Enchant creature
Whenever enchanted creature attacks, you may create a token that's a copy of that creature. Exile that token at end of combat.

Yorion, Sky Nomad

Companion — Your starting deck contains at least twenty cards more than the minimum deck size. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.)
Flying
When Yorion enters, exile any number of other nonland permanents you own and control. Return those cards to the battlefield at the beginning of the next end step.

Sandsteppe Citadel

Sandsteppe Citadel enters tapped.
{T}: Add {W}, {B}, or {G}.

Arcane Sanctum

Arcane Sanctum enters tapped.
{T}: Add {W}, {U}, or {B}.

Whisper of the Dross

Target creature gets -1/-1 until end of turn. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Chicken Troupe

Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)
When Chicken Troupe enters, you get {TK}, then you may put a sticker on a nonland permanent you own.

Quantum Misalignment

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.)

Citadel Gate

Citadel Gate enters tapped.
As Citadel Gate enters, choose a color other than white.
{T}: Add {W} or one mana of the chosen color.

Mirror Image

You may have Mirror Image enter as a copy of a creature you control.

Thriving Isle

Thriving Isle enters tapped. As it enters, choose a color other than blue.
{T}: Add {U} or one mana of the chosen color.

Lineprancers

When Lineprancers enters, you get {TK}{TK}, then you may put a power and toughness sticker on a creature you own.
{3}{G}: Target creature you don't control blocks target creature you control with a power and toughness sticker on it other than Lineprancers this turn if able.

Path of Ancestry

Path of Ancestry enters tapped.
{T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Evil Twin

You may have Evil Twin enter as a copy of any creature on the battlefield, except it has "{U}{B}, {T}: Destroy target creature with the same name as this creature."

Solaflora, Intergalactic Icon

Auras and Equipment you control attached to Solaflora, Intergalactic Icon affect other creatures you control as though those Auras and Equipment were attached to them.
Counters and stickers on Solaflora affect other creatures you control as though those counters and stickers were on them.

Opulent Palace

Opulent Palace enters tapped.
{T}: Add {B}, {G}, or {U}.

Irenicus's Vile Duplication

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

Thriving Moor

Thriving Moor enters tapped. As it enters, choose a color other than black.
{T}: Add {B} or one mana of the chosen color.

Sakashima of a Thousand Faces

You may have Sakashima of a Thousand Faces enter as a copy of another creature you control, except it has Sakashima of a Thousand Faces's other abilities.
The "legend rule" doesn't apply to permanents you control.
Partner (You can have two commanders if both have partner.)

Robo-Piñata

When Robo-Piñata dies, choose one —
• You get {TK}{TK}.
• You may put a sticker on a nonland permanent you own.

Flesh Duplicate

You may have Flesh Duplicate enter as a copy of any creature on the battlefield, except it has vanishing 3 if that creature doesn't have vanishing. (A permanent with vanishing 3 enters with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

Altered Ego

This spell can't be countered.
You may have Altered Ego enter as a copy of any creature on the battlefield, except it enters with X additional +1/+1 counters on it.

Park Bleater

Whenever another creature you own enters, you get {TK}.
{W}, {T}: You may put a sticker on a creature you own that entered this turn.

Ambassador Blorpityblorpboop

When Ambassador Blorpityblorpboop enters, you get {TK}{TK}{TK}, then you may put a sticker on a nonland permanent you own.
At the beginning of each combat, you may have Ambassador Blorpityblorpboop's base power become equal to the total power of all stickers on permanents you control and its base toughness become equal to those stickers' total toughness.

Done for the Day

At the beginning of your end step, if you control an Employee, a Performer, or a Robot, you may get {TK} or create a Treasure token. If you control all three, you may put a sticker on a nonland permanent you own.

Pin Collection

When Pin Collection enters, you may put an ability sticker with ticket cost X or less on it without paying that sticker's ticket cost.
Equipped creature gets +1/+1 and has all abilities of ability stickers on Pin Collection.
Equip {2}

Thriving Grove

Thriving Grove enters tapped. As it enters, choose a color other than green.
{T}: Add {G} or one mana of the chosen color.

Blorbian Buddy

Trample
{G}, {T}: You get {TK} (a ticket counter).

Glistening Sphere

Glistening Sphere enters tapped.
When Glistening Sphere enters, proliferate.
{T}: Add one mana of any color.
Corrupted — {T}: Add three mana of any one color. Activate only if an opponent has three or more poison counters.

Sword-Swallowing Seraph

Flying, vigilance
When Sword-Swallowing Seraph enters, you may put a name sticker on a nonland permanent you own.
{1}{W}, {T}: Put a +1/+1 counter on another target creature with a name sticker on it. Activate only as a sorcery.

Moritte of the Frost

Changeling (This card is every creature type.)
You may have Moritte of the Frost enter as a copy of a permanent you control, except it's legendary and snow in addition to its other types and, if it's a creature, it enters with two additional +1/+1 counters on it and has changeling.

Endless Evil

Enchant creature you control
At the beginning of your upkeep, create a token that's a copy of enchanted creature, except the token is 1/1.
When enchanted creature dies, if that creature was a Horror, return Endless Evil to its owner's hand.

Scampire

When Scampire enters, you get {TK}, then you may put a sticker on a creature card in your graveyard.
{3}{B}: Return target creature card with a sticker on it from your graveyard to the battlefield. That creature gains haste. Exile it at the beginning of the next end step. Activate only as a sorcery.

Seaside Citadel

Seaside Citadel enters tapped.
{T}: Add {G}, {W}, or {U}.

Forest

Sea Gate

Sea Gate enters tapped.
As Sea Gate enters, choose a color other than blue.
{T}: Add {U} or one mana of the chosen color.

Evolving Wilds

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Mirror Box

The "legend rule" doesn't apply to permanents you control.
Each legendary creature you control gets +1/+1.
Each nontoken creature you control gets +1/+1 for each other creature you control with the same name as that creature.

Terramorphic Expanse

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Ash Barrens

{T}: Add {C}.
Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Helm of the Host

At the beginning of combat on your turn, create a token that's a copy of equipped creature, except the token isn't legendary. That token gains haste.
Equip {5}

Grim Affliction

Put a -1/-1 counter on target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Followed Footsteps

Enchant creature
At the beginning of your upkeep, create a token that's a copy of enchanted creature.

Command Performance

Choose two —
• Open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)
• Roll to visit your Attractions.
• You get {TK}{TK}.
• You may put a sticker on a nonland permanent you own.

Glitterflitter

Flying
When Glitterflitter enters, you get {TK}, then you may put a sticker on a nonland permanent you own.

Island

Baaallerina

Flying
When Baaallerina enters, you may put a name sticker on a nonland permanent you own.
{2}{U}: Another target creature with a name sticker on it gains flying until end of turn.

Spark Double

You may have Spark Double enter as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary.

Mirror Gallery

Undercover Operative

You may have Undercover Operative enter as a copy of any creature on the battlefield, except it enters with a shield counter on it if you control that creature. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)

Ticketomaton

When Ticketomaton enters, you get {TK}, then you may put a sticker on a nonland permanent you own.

Ghastly Mimicry

Enchant creature
At the beginning of your upkeep, create a token that's a copy of enchanted creature, except it's a Spirit in addition to its other types.
If Ghastly Mimicry would be put into a graveyard from anywhere, exile it instead.

Mirrorhall Mimic

You may have Mirrorhall Mimic enter as a copy of any creature on the battlefield, except it's a Spirit in addition to its other types.
Disturb {3}{U}{U} (You may cast this card from your graveyard transformed for its disturb cost.)

Mirrorhall Mimic // Ghastly Mimicry

Vraska, Betrayal's Sting

Compleated ({B/P} can be paid with {B} or 2 life. If life was paid, this planeswalker enters with two fewer loyalty counters.)
0: You draw a card and you lose 1 life. Proliferate.
−2: Target creature becomes a Treasure artifact with "{T}, Sacrifice this artifact: Add one mana of any color" and loses all other card types and abilities.
−9: If target player has fewer than nine poison counters, they get a number of poison counters equal to the difference.

It Came from Planet Glurg

You may have It Came from Planet Glurg enter as a copy of X different creatures on the battlefield. (It has their total power, total toughness, combined mana costs, all text boxes, names, art, and so on.)

Phyrexian Midway Bamboozle

{TK}{TK} — Whenever this creature attacks, you get {TK}.
{TK}{TK}{TK} — Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)
{TK}{TK} — 4/2
{TK}{TK}{TK}{TK}{TK} — 6/9

Arcane Signet

{T}: Add one mana of any color in your commander's color identity.

Aerialephant

Flying
When Aerialephant enters, you get {TK}, then you may put a sticker on a nonland permanent you own.

Manor Gate

Manor Gate enters tapped.
As Manor Gate enters, choose a color other than green.
{T}: Add {G} or one mana of the chosen color.

Wicker Picker

Creature spells you cast have sticker kicker {1}. (You may pay an additional {1} as you cast a creature spell. If you do, you get {TK}, then you may put a sticker on it.)

Everflowing Chalice

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.)
Everflowing Chalice enters with a charge counter on it for each time it was kicked.
{T}: Add {C} for each charge counter on Everflowing Chalice.

Animate Object

You get seven {TK}. Choose an inanimate object you own from outside the game. Put a power and toughness sticker on it. You may also put a name sticker, an art sticker, and/or an ability sticker on it. Put it onto the battlefield as a creature token.

Sassy Gremlin Blood

{TK}{TK} — Whenever this creature attacks, create a Treasure token.
{TK}{TK}{TK}{TK}{TK} — {3}: Target creature gains flying until end of turn.
{TK}{TK} — 3/2
{TK}{TK}{TK}{TK}{TK}{TK} — 10/10

Plains

Angelic Harold

Flying
When Angelic Harold enters, you may put a name sticker on a nonland permanent you own.
Each creature you control with three or more words in its name gets +1/+1.

Notorious Sliver War

{TK}{TK} — {5}: Creatures you control get +1/+1 until end of turn.
{TK}{TK}{TK} — Protection from creatures with two or more creature types
{TK}{TK} — 3/3
{TK}{TK}{TK}{TK}{TK} — 9/6

Ticket Turbotubes

{T}: Add one mana of any color.
{3}, {T}: You get {TK} (a ticket counter).

Unsanctioned Ancient Juggler

{TK}{TK} — Whenever this creature attacks, bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.)
{TK}{TK}{TK}{TK} — Indestructible
{TK}{TK} — 3/2
{TK}{TK}{TK} — 5/4

Astral Cornucopia

Astral Cornucopia enters with X charge counters on it.
{T}: Choose a color. Add one mana of that color for each charge counter on Astral Cornucopia.

Fellwar Stone

Happy Dead Squirrel

{TK}{TK} — {T}: Add {C}{C}. Spend this mana only to cast noncreature spells.
{TK}{TK}{TK} — Infect (This permanent deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
{TK}{TK} — 3/2
{TK}{TK}{TK}{TK} — 4/7

Finishing Move

You get {TK}{TK}, then you may put a sticker on a nonland permanent you own. Target creature you control deals damage equal to its power to target creature you don't control.

Cool Fluffy Loxodon

{TK}{TK} — When this permanent leaves the battlefield, draw a card.
{TK}{TK}{TK}{TK}{TK} — Whenever a creature enters under your control, this permanent becomes a 13/13 Eldrazi creature in addition to its other types until end of turn.
{TK}{TK} — 4/2
{TK}{TK}{TK}{TK} — 5/6

Demonic Tourist Laser

{TK}{TK} — Outlast {1} ({1}, {T}: Put a +1/+1 counter on this creature. Outlast only as a sorcery.)
{TK}{TK}{TK} — When this permanent dies, you get seven {TK}.
{TK}{TK} — 1/4
{TK}{TK}{TK}{TK}{TK} — 9/6

Pyramid of the Pantheon

{2}, {T}: Add one mana of any color. Put a brick counter on Pyramid of the Pantheon.
{T}: Add three mana of any one color. Activate only if there are three or more brick counters on Pyramid of the Pantheon.

A Good Day to Pie

Tap up to two target creatures.
Whenever you put a name sticker on a creature, you may return A Good Day to Pie from your graveyard to your hand.

Clone

You may have Clone enter as a copy of any creature on the battlefield.

Machine God's Effigy

You may have Machine God's Effigy enter as a copy of any creature on the battlefield, except it's an artifact and it has "{T}: Add {U}." (It's not a creature.)
{T}: Add {U}.

Thriving Heath

Thriving Heath enters tapped. As it enters, choose a color other than white.
{T}: Add {W} or one mana of the chosen color.

Carnival Elephant Meteor

{TK}{TK} — Sacrifice this permanent: Draw two cards.
{TK}{TK}{TK} — Whenever this creature attacks, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
{TK}{TK} — 4/1
{TK}{TK}{TK}{TK}{TK} — 8/7

Clandestine Chameleon

When Clandestine Chameleon enters, you get {TK}{TK}, then you may put a sticker on a nonland permanent you own.
Clandestine Chameleon has all abilities of ability stickers on other permanents you own and cards in your graveyard.

Drown in Ichor

Target creature gets -4/-4 until end of turn. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Command Tower

Bioluminary

Whenever Bioluminary deals combat damage to a player, you get {TK}{TK}, then you may put a sticker on a nonland permanent you own.

Carnival Carnivore

Deathtouch
When Carnival Carnivore enters, you get {TK}, then you may put a sticker on a nonland permanent you own.

Black Dragon Gate

Black Dragon Gate enters tapped.
As Black Dragon Gate enters, choose a color other than black.
{T}: Add {B} or one mana of the chosen color.

Stiltstrider

Reach
When Stiltstrider enters, you get {TK}{TK}, then you may put a sticker on a nonland permanent you own.

Auton Soldier

You may have Auton Soldier enter as a copy of any creature on the battlefield, except it isn't legendary, is an artifact in addition to its other types, and has myriad. (Whenever it 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.)