Kor Celebrant

Whenever Kor Celebrant or another creature you control enters, you gain 1 life.

Twinflame

Strive — This spell costs {2}{R} more to cast for each target beyond the first.
Choose any number of target creatures you control. For each of them, create a token that's a copy of that creature, except it has haste. Exile those tokens at the beginning of the next end step.

Goblin Matron

When Goblin Matron enters, you may search your library for a Goblin card, reveal that card, put it into your hand, then shuffle.

Squad Captain

Vigilance
Squad Captain enters with a +1/+1 counter on it for each other creature you control.

Gingerbrute

Haste
{1}: Gingerbrute can't be blocked this turn except by creatures with haste.
{2}, {T}, Sacrifice Gingerbrute: You gain 3 life.

Rite of Flame

Add {R}{R}, then add {R} for each card named Rite of Flame in each graveyard.

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

Thalia, Guardian of Thraben

First strike
Noncreature spells cost {1} more to cast.

Furnace Gremlin

{1}{R}: Furnace Gremlin gets +1/+0 until end of turn.
When Furnace Gremlin dies, incubate X, where X is its power. (Create an Incubator token with X +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

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.

Impulsive Pilferer

When Impulsive Pilferer dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")
Encore {3}{R} ({3}{R}, 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.)

Plains

Geek Lotus Warrior

{TK}{TK} — {2}: This creature gets +2/+0 until end of turn.
{TK}{TK}{TK}{TK} — Whenever a creature enters under your control, this permanent deals 2 damage to target player.
{TK}{TK} — 4/1
{TK}{TK}{TK} — 3/6

Sticky Kavu Daredevil

{TK}{TK} — Whenever this permanent dies, you may return target creature to its owner's hand.
{TK}{TK}{TK}{TK} — Whenever this creature attacks, creatures you control get +1/+1 until end of turn.
{TK}{TK} — 3/3
{TK}{TK}{TK} — 2/6

Goldnight Commander

Whenever another creature you control enters, creatures you control get +1/+1 until end of turn.

Magus of the Moon

Loyal Apprentice

Haste
Lieutenant — At the beginning of combat on your turn, if you control your commander, create a 1/1 colorless Thopter artifact creature token with flying. That token gains haste until end of turn.

Halo Fountain

{W}, {T}, Untap a tapped creature you control: Create a 1/1 green and white Citizen creature token.
{W}{W}, {T}, Untap two tapped creatures you control: Draw a card.
{W}{W}{W}{W}{W}, {T}, Untap fifteen tapped creatures you control: You win the game.

Neyali, Suns' Vanguard

Attacking tokens you control have double strike.
Whenever one or more tokens you control attack a player, exile the top card of your library. During any turn you attacked with a token, you may play that card.

Angrath's Marauders

If a source you control would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

Urbis Protector

When Urbis Protector enters, create a 4/4 white Angel creature token with flying.

Evangel of Heliod

When Evangel of Heliod enters, create a number of 1/1 white Soldier creature tokens equal to your devotion to white. (Each {W} in the mana costs of permanents you control counts toward your devotion to white.)

Sawblade Scamp

Haste
Whenever you cast a noncreature spell, put an oil counter on Sawblade Scamp.
{T}, Remove an oil counter from Sawblade Scamp: It deals 1 damage to each opponent.

Stony Silence

Activated abilities of artifacts can't be activated.

Coppercoat Vanguard

Each other Human you control gets +1/+0 and has ward {1}. (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.)

Unglued Pea-Brained Dinosaur

{TK}{TK} — {T}: Add {2}. Spend this mana only to cast creature spells.
{TK}{TK}{TK}{TK} — At the beginning of combat on your turn, target noncreature artifact you control becomes a 4/4 artifact creature with flying until end of turn.
{TK}{TK} — 2/4
{TK}{TK}{TK}{TK}{TK} — 8/6

Dualcaster Mage

Flash
When Dualcaster Mage enters, copy target instant or sorcery spell. You may choose new targets for the copy.

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

Théoden, King of Rohan

Whenever Théoden, King of Rohan or another Human you control enters, target creature gains double strike until end of turn.

Complaints Clerk

When Complaints Clerk enters, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)
Whenever you roll a 1, create a 1/1 white Clown Robot artifact creature token.

Clowning Around

Create two 1/1 white Clown Robot artifact creature tokens, then roll a six-sided die. If the result is equal to or less than the number of Robots you control, create a 1/1 white Clown Robot artifact creature token.

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

Blade Historian

Attacking creatures you control have double strike.

Raging Goblin

Haste (This creature can attack and {T} as soon as it comes under your control.)

Lulu, Loyal Hollyphant

Flying
At the beginning of your end step, if a permanent you controlled left the battlefield this turn, put a +1/+1 counter on each tapped creature you control, then untap them.
Choose a Background (You can have a Background as a second commander.)

Simian Sling

Equipped creature gets +1/+1.
Whenever Simian Sling or equipped creature becomes blocked, it deals 1 damage to defending player.
Reconfigure {2} ({2}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Rabble Rousing

Hideaway 5 (When this enchantment enters, look at the top five cards of your library, exile one face down, then put the rest on the bottom in a random order.)
Whenever you attack with one or more creatures, create that many 1/1 green and white Citizen creature tokens. Then if you control ten or more creatures, you may play the exiled card without paying its mana cost.

Victory's Envoy

At the beginning of your upkeep, put a +1/+1 counter on each other creature you control.

Ride Guide

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

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.)

Werewolf Lightning Mage

{TK}{TK} — Landfall — Whenever a land enters under your control, put a +1/+1 counter on this permanent.
{TK}{TK}{TK}{TK} — Whenever a creature blocks this creature, that creature gets -4/-4 until end of turn.
{TK}{TK} — 4/1
{TK}{TK}{TK} — 3/5

Sol Ring

Lizard Blades

Double strike
Equipped creature has double strike.
Reconfigure {2} ({2}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Wild Ogre Bupkis

{TK}{TK} — Whenever this creature attacks, put a +1/+1 counter on it.
{TK}{TK}{TK} — Metalcraft — This permanent has protection from noncreature permanents as long as you control three or more artifacts.
{TK}{TK} — 5/1
{TK}{TK}{TK}{TK} — 7/4

Darien, King of Kjeldor

Whenever you're dealt damage, you may create that many 1/1 white Soldier creature tokens.

Ysgard's Call

Create X 1/1 white Soldier creature tokens. (Then exile this card. You may cast the artifact later from exile.)

Horn of Valhalla

Equipped creature gets +1/+1 for each creature you control.
Equip {3}

Horn of Valhalla // Ysgard's Call

Winota, Joiner of Forces

Whenever a non-Human creature you control attacks, look at the top six cards of your library. You may put a Human creature card from among them onto the battlefield tapped and attacking. It gains indestructible until end of turn. Put the rest of the cards on the bottom of your library in a random order.

Rabbit Battery

Haste
Equipped creature gets +1/+1 and has haste.
Reconfigure {R} ({R}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Mangara, the Diplomat

Lifelink
Whenever an opponent attacks with creatures, if two or more of those creatures are attacking you and/or planeswalkers you control, draw a card.
Whenever an opponent casts their second spell each turn, draw a card.

Goblin Airbrusher

Whenever you place a sticker, create a Treasure token. If it's an art sticker, instead create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Sanctum Prelate

As Sanctum Prelate enters, choose a number.
Noncreature spells with mana value equal to the chosen number can't be cast.

Oketra's Monument

White creature spells you cast cost {1} less to cast.
Whenever you cast a creature spell, create a 1/1 white Warrior creature token with vigilance.

Taunting Kobold

Haste
Whenever Taunting Kobold attacks, goad target creature an opponent controls. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Simian Spirit Guide

Exile Simian Spirit Guide from your hand: Add {R}.

Phoenix Chick

Flying, haste
Phoenix Chick can't block.
Whenever you attack with three or more creatures, you may pay {R}{R}. If you do, return Phoenix Chick from your graveyard to the battlefield tapped and attacking with a +1/+1 counter on it.

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

Isamaru, Hound of Konda

Annex Sentry

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)
When Annex Sentry enters, exile target artifact or creature an opponent controls with mana value 3 or less until Annex Sentry leaves the battlefield.

Ornithopter

Soulless Jailer

Permanent cards in graveyards can't enter the battlefield.
Players can't cast noncreature spells from graveyards or exile.

Resplendent Marshal

Flying
When Resplendent Marshal enters or dies, you may exile another creature card from your graveyard. When you do, put a +1/+1 counter on each creature you control other than Resplendent Marshal that shares a creature type with the exiled card.

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Surge of Salvation

You and permanents you control gain hexproof until end of turn. Prevent all damage that black and/or red sources would deal to creatures you control this turn.

Path to Exile

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Mountain

Village Bell-Ringer

Flash (You may cast this spell any time you could cast an instant.)
When Village Bell-Ringer enters, untap all creatures you control.

Cathar Commando

Flash
{1}, Sacrifice Cathar Commando: Destroy target artifact or enchantment.

Trendy Circus Pirate

{TK}{TK} — Deathtouch
{TK}{TK}{TK}{TK}{TK} — Whenever this creature deals combat damage to a player, create that many 1/1 green Squirrel creature tokens.
{TK}{TK} — 5/1
{TK}{TK}{TK} — 3/6

Desperate Ritual

Add {R}{R}{R}.
Splice onto Arcane {1}{R} (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.)

Skrelv, Defector Mite

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)
Skrelv, Defector Mite can't block.
{W/P}, {T}: Choose a color. Another target creature you control gains toxic 1 and hexproof from that color until end of turn. It can't be blocked by creatures of that color this turn. ({W/P} can be paid with either {W} or 2 life.)

Professional Face-Breaker

Menace
Whenever one or more creatures you control deal combat damage to a player, create a Treasure token.
Sacrifice a Treasure: Exile the top card of your library. You may play that card this turn.

Nykthos Paragon

Whenever you gain life, you may put that many +1/+1 counters on each creature you control. Do this only once each turn.

Eidolon of Rhetoric

Each player can't cast more than one spell each turn.

Rad Rascal

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

Mother of Runes

{T}: Target creature you control gains protection from the color of your choice until end of turn.

Combat Celebrant

If Combat Celebrant hasn't been exerted this turn, you may exert it as it attacks. When you do, untap all other creatures you control and after this phase, there is an additional combat phase. (An exerted creature won't untap during your next untap step.)

Odric, Lunarch Marshal

At the beginning of each combat, creatures you control gain first strike until end of turn if a creature you control has first strike. The same is true for flying, deathtouch, double strike, haste, hexproof, indestructible, lifelink, menace, reach, skulk, trample, and vigilance.