Form of the Mulldrifter

When Form of the Mulldrifter enters, draw two cards.
You may cast creature cards from your hand as though they were the card Mulldrifter. (You can still evoke this way. They're Mulldrifters.)

Baneslayer Aspirant

Baneslayer Aspirant gets +3/+3 and has flying, first strike, and lifelink as long as you have one or more emblems.

Taiga Stadium

Taiga Stadium enters tapped unless you control a white, blue, or black permanent.
{T}: Add {R} or {G}.

Puresteel Angel

Flying, indestructible
When Puresteel Angel enters, exile all artifacts that aren't colorless.
Whenever Puresteel Angel deals combat damage to a player, you get an emblem with "If you would lose the game, instead your life total becomes 20, shuffle your graveyard into your library, you lose all poison counters, and you lose this emblem."

Siege Elemental

Trample
Untapped creatures can't block.
Tapped creatures can block.

Bombardment

Until end of turn, cards you own that aren't on the battlefield lose all card types, costs, names, and abilities and become red sorceries named Missile that cost {R} with "Missile deals 2 damage to any target."

Biting Remark

Scrycast {0} (If you see this card while scrying, you may reveal it and cast it by paying {0}.)
Flying

Aggressive Crag

At the beginning of your combat step, tap Aggressive Crag.
{T}: Add {R} or {W}.

Transcantation

Target instant or sorcery spell becomes a copy of Lightning Bolt. Its controller may choose new targets for it.

How to Keep an Izzet Mage Busy

Return How to Keep an Izzet Mage Busy to its owner's hand.

Red Herring

{1}{U}: Exchange Red Herring from your hand with a permanent you control on the battlefield or a spell you control on the stack. If that permanent or spell was the target of a spell or ability, change that target to Red Herring.

Planequake

Planequake deals X damage to each creature without flying and each planeswalker. If X is 10 or more, open the "Uncovered Cavern" plot booster.

Generated Horizons

At the beginning of your upkeep, create a Forest land token.

Enchanted Prairie

Enchanted Prairie enters tapped.
{T}: Add {W} or {U}.

Abian, Luvion Usurper

As Abian, Luvion Usurper enters, you become Abian. (Your life total becomes equal to their loyalty. You can activate the loyalty abilities by spending or gaining life.)
+3: Discard your hand, then draw cards equal to the greatest power among creatures you control.
+1: Create a 3/2 red and green Spirit creature token.
−X: You deal X damage to any target.

Khod, Etlan Shiis Envoy

All lands are Islands in addition to their other types.
Other Homarids, Camarids, Cephalids, Nautilids, and Merfolk you control get +1/+1.

Gorilla Tactics

Create a 2/2 green Gorilla creature token.
When a spell or ability an opponent controls causes you to discard Gorilla Tactics, create two 2/2 green Gorilla creature tokens.

The Grand Tour

Exile target permanent, then put it into its owner's hand. That player discards that card, then puts it on top of their library. Then they put it onto the battlefield.

Krosan Adaptation

Enchant creature
Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies. The copies enter as tokens.)
Enchanted creature gets +1/+0 and has vigilance.

Tibalt the Chaotic

+1: Cast a copy of one of the following cards chosen at random—Ignorant Bliss, Crack the Earth, Blazing Volley.
−3: Cast a copy of one of the following cards chosen at random—Seething Song, Dance with Devils, Flamebreak.
−6: Cast a copy of one of the following cards chosen at random—Hellion Eruption, Insurrection, Warp World.

Mirrored Lotus

Reflect {0} (As this enters, each opponent may pay {0}. When they do, they create a token copy of this except it lacks this ability.)
{T}, Exile Mirrored Lotus: Add three mana of any one color.

Liberate

Exile target creature you control. Return that card to the battlefield under its owner's control at the beginning of the next end step.

Bind

Counter target activated ability. (Mana abilities can't be targeted.)
Draw a card.

Bind // Liberate

Frogkin Kidnapper

When Frogkin Kidnapper enters, target opponent reveals their hand. Choose a nonland card from it. Ransom that card. (Exile it. Its owner may pay {3} at any time to return it to their hand.)

Yawgmoth's Testament

Until end of turn, you may play face-up cards you own from exile.
If a card would be put into your graveyard or exile from anywhere this turn, put it on the bottom of your library instead.

Sliv-Mizzet, Hivemind

Slivers you control have flying and "Whenever you draw a card, this creature deals 1 damage to any target" and "{T}: Draw a card."

Fire

Fire deals 2 damage divided as you choose among one or two targets.

Start

Create two 1/1 white Warrior creature tokens with vigilance.

Start // Fire

Lazier Goblin

Motivate {3}{R} (This creature can't attack or block unless you have paid its motivate cost once. Motivate only as a sorcery.)
When Lazier Goblin enters, it deals 2 damage to any target.

Spellmorph Raise Dead

Return target creature card from your graveyard to your hand.
Spellmorph {B} (You may cast this card face down as a 2/2 creature for {3}. Cast it any time for its spellmorph cost.)

Bear with Set's Mechanic

Vigilance
Aggressive (During your turn, there is an additional combat phase after the first, and only creatures with aggressive may attack during it.)

Jasconian Isle

(Jasconian Isle isn't a spell, it's affected by summoning sickness, it's blue, and it has "{T}: Add {U}.")
Jasconian Isle enters tapped.
Jasconian Isle doesn't untap during your untap step.
At the beginning of your upkeep, you may pay {U}{U}. If you do, untap Jasconian Isle.

Interplanar Brushwagg

Interplanar (This creature enters onto the interplanar battlefield. Players can't control creatures on the interplanar battlefield.)
Vigilance, haste
Whenever a player attacks with a creature with power 4 or greater, Interplanar Brushwagg also attacks the player or planeswalker that creature is attacking.

Squidnapper

When Squidnapper enters, gain control of target creature an opponent controls until Squidnapper leaves the battlefield or that player pays the ransom.
Ransom — {6} and 2 life

Buried Ogre

You may begin the game with Buried Ogre in your graveyard. If you do, you lose 1 life.

Scaled Destruction

Choose one or more —
• Destroy all small creatures.
• Destroy all medium creatures.
• Destroy all large creatures.
(A small creature has total power and toughness 4 or less, medium is 5—8, and large is 9 or more.)

Underdark Beholder

Underdark Beholder enters the battlefield with ten eyestalk counters on it.
If Underdark Beholder would be dealt damage, remove that many eyestalk counters from it instead. If you can't, sacrifice it.
Whenever Underdark Beholder attacks, reveal cards from the top of your library until you reveal an instant, sorcery, or enchantment card with converted mana cost less than the number of eyestalk counters on Underdark Beholder. You may cast it without paying its mana cost. Shuffle your library.

Innocuous Insect

Buyback {1}{U} (You may pay an additional {1}{U} as you cast this spell. If you do, put this card into your hand as it resolves.)
Flash
Flying
When you cast this spell, draw a card.

Maro's Gone Nuts

Double any effect that doubles. (It quadruples.)

High Troller

All targeted spells and abilities cost {2} less and have their targets chosen randomly.

Barry's Land

Five Kids in a Trenchcoat

Five Kids in a Trenchcoat counts as five creatures for spells and effects that count the number of creatures you control.

Recycla-bird

Flying
When Recycla-bird dies, put a flying counter on target creature you control.

Queue of Beetles

Haste
The stack is now first in, first out instead of last in, first out. (The first spell or ability on the stack is the first one to resolve.)

Pick Your Poison

Choose any number of modes that total exactly 4. You may choose the same mode more than once.
[1] Put a +1/+1 counter on target creature.
[2] Create a 1/1 black Snake creature token with deathtouch.
[4] All creatures get -2/-2 until end of turn.

Priority Avenger

Flying
Players can't cast instant spells unless a spell or ability is on the stack.

Do-Over

Restart the turn, except with Do-Over in exile. (First, return all cards to where they were as the turn began. For information from hidden zones like the hand, reconstruct as best you can, and do the rest at random.)

Gold Mine

{T}: Add {C}.
Legacy — {T}, Mark one of Gold Mine's unmarked nodes: Add one mana of any color.
☐, ☐, ☐, ☐, ☐

Problematic Volcano

When Problematic Volcano enters, it deals 4 damage to any target. Then, starting with you, each player assigns their creatures to the left or right of the volcano. Creatures enter to the left or right of the volcano.
Creatures can't block creatures on the other side of the volcano.

Trial and Error

Whenever Trial and Error is countered or fizzles, you may copy it and choose new targets for the copy.
Trial and Error deals 3 damage to any target.

Sunimret

Reverse miracle {B} (If this card is on the bottom of your library as you begin searching it, you may cast it by paying its reverse miracle cost.)
Exile all creatures.

Noxious Bayou

{T}: Add {B} or {G}. You get a poison counter.

One with Death

Frenemy of the Guildpact

Protection from enemy-colored multicolored (This creature can't be blocked, targeted, dealt damage, enchanted, or equipped by anything that's two enemy colors, such as blue and green.)

Personal Decoy

Personal Decoy enters with a number of loyalty counters on it equal to your life total. If it would leave the battlefield, exile it instead of putting it anywhere else. You can't be attacked.
+1: You gain 1 life.
−4: Draw a card.

Slivdrazi Monstrosity

Eldrazi you control are Slivers in addition to their other types.
Slivers you control have devoid and annihilator 1.
{3}: Create a 1/1 colorless Eldrazi Sliver creature token. It has "Sacrifice this creature: Add {C}."

Unicycle

First strike, haste
Equipped creature has first strike and haste.
Equip {1}
Crew 1

Chimney Goyf

Flying
Chimney Goyf'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.
When Chimney Goyf dies, target opponent puts a card from their hand on top of their library.

Lantern of Undersight

You draw cards from the bottom of your library instead of the top of your library.

Command the Chaff

Look at target opponent's sideboard. You may cast a card from that sideboard without paying its mana cost.
Exile Command the Chaff.

Xyru Specter

Flying
Whenever Xyru Specter deals damage to an opponent, that player discards a card unless they challenge you. If challenged, and you show them two black cards in your hand, they must discard two cards.

Loopy Lobster

Four-faced (Whenever this becomes tapped, move it to the next stage, or to stage 1 if it's at stage 4.)
Stage 1 — (1/4)
Stage 2 — (4/1) Evolve
Stage 3 — (2/4) {U}: Loopy Lobster gets +1/-1 until end of turn.
Stage 4 — (4/4) Vigilance. {T}: Draw 2 cards.

Visitor from Planet Q

All creature cards you own with flash are instants in addition to their other types.
Whenever you cast another spell with two or more card types, you may draw a card, then discard a card.

Wizened Arbiter

When Wizened Arbiter enters, you may reveal a white card you own from outside the game. If you do, exchange that card with a card in your hand.

Patient Turtle

Patient Turtle enters with two +1/+1 counters on it if you didn't go first this game.

Soulmates

Enchant two creatures
Enchanted creatures each get +1/+1 and have hexproof.
When one of the enchanted creatures dies, destroy the other.

Louvaq, the Aberrant

Protection from modified creatures (Modified creatures have a power, toughness, or ability different than their printed versions.)
At the beginning of each player's end step, you may put a +1/+1 counter on target creature that player controls.

Cyclopean Titan

When Cyclopean Titan dies, two target lands become Swamps. Exile Cyclopean Titan.
{3}, {T}: Tap target creature, then return Cyclopean Titan to its owner's hand.

Metagamer

Cards in the winning deck(s) of the latest Mythic Championship cost {1} more to cast.

Animate Spell

Flash
Enchant instant or sorcery spell on the stack
When Animate Spell becomes attached to an instant or sorcery, put that card onto the battlefield under its owner's control. It's a creature in addition to its other types with power and toughness each equal to its converted mana cost.
When Animate Spell leaves the battlefield, enchanted card's owner sacrifices it unless they cast it.

Evil Boros Charm

Choose one —
• Evil Boros Charm deals 2 damage to any target and you gain 2 life.
• Unblocked attacking creatures get +1/+0 until end of turn.
• Create a 1/1 colorless Spirit creature token with lifelink and haste.

Vazal, the Compleat

Megalegendary (Your deck can have only one copy of this card.)
Vigilance, trample
Vazal, the Compleat has the activated abilities of all other permanents on the battlefield.

Everlasting Lich

Everlasting Lich can't block.
Everlasting Lich can't die. (This creature has indestructible, can't be sacrificed, and doesn't go to the graveyard for having 0 toughness.)

A Good Thing

Spells and abilities you control can't destroy, exile, target, or cause you to sacrifice A Good Thing.
At the beginning of your upkeep, double your life total. Then, if you have 1,000 or more life, you lose the game.

Sarah's Wings

Target creature or player gains flying until end of turn. (Players with flying can't be dealt damage by creatures without flying.)

Mana Abundance

If a player would add mana, instead all players add that mana.

Stack of Paperwork

When Stack of Paperwork enters, draw a card.
Combat damage uses the stack. (Combat damage assignment can be responded to before damage is dealt.)

Weaponized Scrap

Upgrade (This creature enters covering another artifact you control. If it can't, exile it. Ignore the artifact it's covering. Anywhere this card goes, cards underneath it also go. It has haste.)

Blood Poet

Spark (Activate spark abilities by spending or giving yourself spark counters. Activate only one spark ability per turn, and only as a sorcery.)
+1: Blood Poet gains lifelink until end of turn.
−3: Target opponent discards a card. You gain life equal to its converted mana cost.

Domesticated Mammoth

Domesticated Mammoth enters with a token copy of Pacifism attached to it.

Destroy target creature. Its controller creates two 1/2 red Half creature tokens.

Smelt

Smelt // Herd // Saw

You're in Command

Choose target creature you own and control. That creature becomes your commander. Any other commanders you have are no longer your commander. (That creature starts with a commander tax of {0}.)

Ruff, Underdog Champ

All Hounds are Dogs. (We'll errata this to be true.)
First strike, lifelink
Underdog — If you've lost a game this match, Ruff, Underdog Champ and other Dogs you control get +1/+1.

Time Sidewalk

Take an extra turn after this one.
If this card is in your opening hand, you may exile it. If you do, create four Time Walk token cards and shuffle them into your deck.

Geometric Weird

At the beginning of each end step, you may have Geometric Weird's base power and toughness each become equal to the greatest number of spells and abilities from different sources that were on the stack simultaneously that turn.

Rift

Before drawing your hand, you may start the game with Rift in your opening hand. If you do, draw one fewer card. (Mulligans continue as normal.)
Rift enters tapped.
{T}: Add {C}.

Bone Rattler

When Bone Rattler is put into your graveyard from anywhere, exile it. When you do, create four Reassembling Skeleton token cards and put them into your graveyard.

Witty Demon

Flying
When Witty Demon enters, if your starting library had at least 13 cards over the minimum, search your library for a card and put that card into your hand, then shuffle your library. Otherwise, Witty Demon deals 4 damage to you.

Inspirational Antelope

Legacy — Before the game starts, choose a keyword or ability word and write it below.
Spells with __________ you cast cost {1} less to cast.

Impatient Iguana

If Impatient Iguana is in your opening hand and you're not the starting player, you may reveal it. If you do, you become the starting player.
Haste

Wrath of Sod

Put a manabond counter on all creatures. (They lose all other abilities and become lands with "{T}: Add one mana of this card's color.")

Growth Charm

Choose one —
• Rampant Growth
• Giant Growth
• Regrowth

Plane-Merge Elf

Landship — At the beginning of your upkeep, you may look at the top card of your library. If it's a land, you may reveal it. If you do, create a 1/1 green Elf Warrior creature token.
Kinfall — Whenever a creature enters the battlefield under your control, if it shares a creature type with Plane-Merge Elf, creatures you control get +1/+1 until end of turn.

Whammy Burn

Shuffle your whammy deck, then reveal cards from the top of your whammy deck until you reveal an Island or choose to stop. Then, if no Islands were revealed this way, Whammy Burn deals X damage to any target, where X is the number of cards revealed. (A whammy deck consists of a Plains, Island, Swamp, Mountain, and Forest.)

Largepox

Each player discards a card, then loses 1 life, then sacrifices an artifact, a creature, an enchantment, a land, a planeswalker, and a tribal permanent, then exiles a card from their graveyard, then puts the top card of their library into their graveyard, then removes a counter from a permanent they control, then gets a poison counter.

Learned Learner

As long as you have a maximum hand size other than 7, Learned Learner has "{T}: Draw a card."

Domesticated Watercourse

Domesticated Watercourse enters tapped.
{T}: Add {U} or {B}.
{U}{B}: Until end of turn, Domesticated Watercourse becomes an Equipment artifact with equip {2}.
Whenever equipped creature deals combat damage to a player, draw a card.

Frontier Explorer

{3}, {T}: Until end of turn, you may play one basic Plains card from outside the game.

Throat Wolf

You may cast Throat Wolf during an opponent's combat phase.
Firstest strike (This creature deals combat damage to creatures before creatures with first strike.)
After each opponent's first combat phase of each turn, there is an additional combat phase. Only Throat Wolf can attack during that combat phase.

Truth or Dare

Target opponent chooses one —
• Truth — That player plays with their hand revealed for the rest of the game.
• Dare — Mill all but the bottom ten cards of that player's library. (To mill, put the top card of that library into its owner's graveyard.)