Panharmonicon

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

Coming Attraction

Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)

Archaeomancer

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

Teferi's Time Twist

Exile target permanent you control. Return that card to the battlefield under its owner's control at the beginning of the next end step. If it enters as a creature, it enters with an additional +1/+1 counter on it.

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.

Grabby Tabby

Grabby Tabby has vigilance as long as you control a stickered permanent.

Arcane Signet

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

Essence Flux

Exile target creature you control, then return that card to the battlefield under its owner's control. If it's a Spirit, put a +1/+1 counter on it.

Cultivate

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

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.

Have

Yavimaya Coast

{T}: Add {C}.
{T}: Add {G} or {U}. Yavimaya Coast deals 1 damage to you.

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.

Meneldor, Swift Savior

Flying
Whenever Meneldor, Swift Savior deals combat damage to a player, exile up to one target creature you own, then return it to the battlefield under your control.

Ticketomaton

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

Eternal Witness

When Eternal Witness enters, you may return target card from your graveyard to your hand.

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.)

Temple of Mystery

This land enters tapped.
When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.)
{T}: Add {G} or {U}.

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.)

Make a _____ Splash

Flash
When this enchantment enters, you may put a name sticker on it.
Whenever you put a sticker on this enchantment, tap up to X target creatures, where X is the number of u's in name stickers on this enchantment.

Kodama's Reach

Farseek

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Squirrel Squatters

When Squirrel Squatters enters, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)
Whenever Squirrel Squatters attacks, create a 1/1 green Squirrel creature token that's tapped and attacking for each Attraction you've visited this turn.

Reclamation Sage

When this creature enters, you may destroy target artifact or enchantment.

Island

Monitor Monitor

When Monitor Monitor enters, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)
Once each turn, you may pay {1} to reroll one or more dice you rolled.

Fight the _____ Fight

Enchant creature you control
When this Aura enters, you may put a name sticker on it. When you do, enchanted creature fights up to one target creature you don't control.
Enchanted creature gets +0/+2 for each name sticker on this Aura with eight or more letters.

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.

Mulldrifter

Flying
When Mulldrifter enters, draw two cards.
Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Coiling Oracle

When Coiling Oracle enters, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into your hand.

Experimental Augury

Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Blorbian Buddy

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

Hinterland Harbor

Hinterland Harbor enters tapped unless you control a Forest or an Island.
{T}: Add {G} or {U}.

Counterspell

_____ _____ _____ Trespasser

When this creature enters, you may put a name sticker on it.
{3}{U}: This creature gets +1/+0 until end of turn for each name sticker on it. It can't be blocked this turn.

Beast Within

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

Illusionist's Stratagem

Exile up to two target creatures you control, then return those cards to the battlefield under their owner's control.
Draw a card.

Krosan Grip

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)
Destroy target artifact or enchantment.

_____-o-saurus

Trample
When this creature enters, you may put a name sticker on it. Put a +1/+1 counter on it for each unique vowel on that sticker. (The vowels are A, E, I, O, U, and Y.)

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.

Wood Elves

When Wood Elves enters, search your library for a Forest card, put that card onto the battlefield, then shuffle.

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.

Unlawful Entry

Target creature gets +1/+0 and gains flying until end of turn.
Whenever you put an art sticker on a creature, you may return Unlawful Entry from your graveyard to your hand.

Exchange of Words

When Exchange of Words enters, choose two target creatures. For as long as Exchange of Words remains on the battlefield, exchange the text boxes of those creatures.

Sol Ring

Planar Incision

Exile target artifact or creature, then return it to the battlefield under its owner's control with a +1/+1 counter on it.

Blur

Exile target creature you control, then return that card to the battlefield under its owner's control.
Draw a card.

Tangled Islet

({T}: Add {G} or {U}.)
Tangled Islet enters tapped.

Displace

Exile up to two target creatures you control, then return those cards to the battlefield under their owner's control.

Glitterflitter

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

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.

Expand the Sphere

Look at the top six cards of your library. Put up to two land cards from among them onto the battlefield tapped and the rest on the bottom of your library in a random order. If you put fewer than two lands onto the battlefield this way, proliferate a number of times equal to the difference. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Cankerbloom

{1}, Sacrifice Cankerbloom: Choose one —
• Destroy target artifact.
• Destroy target enchantment.
• Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Simic Signet

Rogue's Passage

{T}: Add {C}.
{4}, {T}: Target creature can't be blocked this turn.

Boing!

Return target creature to its owner's hand, then roll a six-sided die. If the result is 3 or less, scry a number of cards equal to the result.

Simic Growth Chamber

Simic Growth Chamber enters tapped.
When Simic Growth Chamber enters, return a land you control to its owner's hand.
{T}: Add {G}{U}.

Command Tower

Unnatural Restoration

Return target permanent card from your graveyard to your hand. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Llanowar Elves

Growth Spiral

Draw a card. You may put a land card from your hand onto the battlefield.

Forest

_____ _____ Rocketship

Flying
When this Vehicle enters, you may put up to two name stickers on it.
Whenever this Vehicle attacks, choose a letter. This Vehicle gets +1/+1 until end of turn for each name sticker on it that begins with the chosen letter.
Crew 2

Stiltstrider

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

Seasoned Buttoneer

When Seasoned Buttoneer enters, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)

Croakid Amphibonaut

Croakid Amphibonaut has flying as long as you control a stickered permanent.

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.

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.

Ghostly Flicker

Exile two target artifacts, creatures, and/or lands you control, then return those cards to the battlefield under your control.

Grove's Bounty

Distribute X +1/+1 counters among any number of target creatures you control. (Then exile this card. You may cast the creature later from exile.)

Elusive Otter

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Creatures with power less than Elusive Otter's power can't block it.

Elusive Otter // Grove's Bounty

Candlekeep Sage

Commander creatures you own have "When this creature enters or leaves the battlefield, draw a card."

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.

Petting Zookeeper

Reach
When Petting Zookeeper enters, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)

Ticket Turbotubes

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

Wizards of the _____

When this creature enters, you may put a name sticker on it, then look at the top X cards of your library, where X is the number of unique vowels on that sticker. Put one of those cards into your hand and the rest on the bottom of your library in any order. (The vowels are A, E, I, O, U, and Y.)

Swiftfoot Boots

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and {T} no matter when it came under your control.)
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Rampant Growth

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.