Terracrux

Sorcery

Destroy up to one target artifact, enchantment, or creature with flying. Create a Mutagen token. (It's an artifact with "{1}, {T}, Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")

Creature — Mutant Scout

Start your engines! (If you have no speed, it starts at 1. It increases once on each of your turns when an opponent loses life. Max speed is 4.) {2}: This creature gets +1/+1 until end of turn. Max speed — {3}, Exile this card from your graveyard: Draw a card.

Land

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {G} or {U}.

Creature — Mutant Bard Performer

Trample Alliance — Whenever another creature you control enters, this creature gets +1/+0 until end of turn.

Token Land

{T}: Add {C}. {1}: This token becomes a 2/2 creature with all creature types until end of turn. It's still a land.

Sorcery

All creatures get -1/-1 until end of turn for each Swamp you control.

Sorcery

Choose odd or even. Destroy each creature with mana value of the chosen quality. Then gain control of all creatures until end of turn. Untap them. They gain haste until end of turn. (Zero is even.)

Sorcery

This spell has flash as long as you control a permanent with flash. As an additional cost to cast this spell, sacrifice a creature. Destroy target creature.

Legendary Planeswalker — Yanling

+2: Target creature can't be blocked this turn. −3: Draw two cards. −10: Tap all creatures your opponents control. You take an extra turn after this one.

Legendary Planeswalker — Yanling

+1: Until your next turn, up to one target creature gets -5/-0. −3: Return up to two target creatures to their owners' hands. −7: Creatures you control with flying get +5/+5 until end of turn.

Creature — Fungus

Whenever this creature or another creature you control with power 5 or greater dies, you may gain 5 life.

Creature — Fungus

Devour 2 (As this creature enters, you may sacrifice any number of creatures. It enters with twice that many +1/+1 counters on it.) At the beginning of your upkeep, create a 1/1 green Saproling creature token for each +1/+1 counter on this creature.

Legendary Creature — Spirit

Myojin of Blooming Dawn enters with an indestructible counter on it if you cast it from your hand. Remove an indestructible counter from Myojin of Blooming Dawn: Create a 1/1 colorless Spirit creature token for each permanent you control.

Legendary Creature — Spirit

Myojin of Roaring Blades enters with an indestructible counter on it if you cast it from your hand. Remove an indestructible counter from Myojin of Roaring Blades: It deals 7 damage to each of up to three targets.

Artifact Creature — Myr

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

Artifact Creature — Construct

Kicker {3} If this creature was kicked, it enters with a +1/+1 counter on it for each nonbasic land your opponents control. When this creature becomes the target of a spell, sacrifice it and create a number of 1/1 colorless Construct artifact creature tokens equal to its power.

Land

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

Artifact Creature — Myr

When this creature enters, you may search your library for a Myr card, reveal it, put it into your hand, then shuffle.

Artifact Creature — Myr

{T}: Target land becomes an artifact in addition to its other types until end of turn.

Artifact Creature — Myr

{3}: Switch this creature's power and toughness until end of turn.

Creature — Human Artificer

Whenever you cast an artifact spell, you may pay {1}. If you do, create a 1/1 colorless Myr artifact creature token.

Creature — Human Wizard

When this creature enters, create a 0/1 black Wizard creature token with "Whenever you cast a noncreature spell, this token deals 1 damage to each opponent."

Creature — Illusion Villain

Flying, vigilance Whenever this creature attacks, mill a card. (Put the top card of your library into your graveyard.)

Creature — Egg

Whenever this creature mutates, put a +1/+1 counter on it.

Instant

Search your library for an instant card or a card with flash, reveal it, put it into your hand, then shuffle. Flashback {5}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Creature — Human Wizard

{3}{U}{U}: Draw two cards.

Creature — Human Nomad Mystic

Protection from black Threshold — As long as there are seven or more cards in your graveyard, this creature gets +3/+3 and has flying.

Sorcery

Draw three cards. Then discard two cards unless you discard a creature card.

Enchantment — Aura

Enchant land you control Cumulative upkeep {1}{U} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Enchanted land has "{T}: Target creature gets +2/+2 until end of turn."

Land

This land enters tapped. {T}: Add {U}, {R}, or {W}.

Creature — Fish

Whenever you draw your second card each turn, this creature gains flying until end of turn.

Creature — Snake

Flash When this creature enters, counter target spell.

Enchantment — Aura

You may cast this spell as though it had flash. If you cast it any time a sorcery couldn't have been cast, the controller of the permanent it becomes sacrifices it at the beginning of the next cleanup step. Enchant creature Enchanted creature has shroud. (It can't be the target of spells or abilities.)

Sorcery

Create a token that's a copy of target permanent. If {R}{G} was spent to cast this spell, instead create a token that's a copy of that permanent, except the token has "When this token enters, if it's a creature, it fights up to one target creature you don't control."

Artifact

Whenever a player casts a white spell, you may pay {3}. If you do, untap target permanent.

Legendary Creature — Dragon Knight

Vigilance Whenever Nadaar enters or attacks, venture into the dungeon. (Enter the first room or advance to the next room.) Other creatures you control get +1/+1 as long as you've completed a dungeon.

Creature — Elf Warrior

Whenever a token you control leaves the battlefield, each opponent loses 1 life and you gain 1 life.

Legendary Creature — Elf Scout

Flying Domain — Whenever Nael deals combat damage to a player, look at the top X cards of your library, where X is the number of basic land types among lands you control. Put up to one of them on top of your library and the rest on the bottom in a random order. Then if there are five basic land types among lands you control, draw a card.

Creature — Snake

Whenever this creature deals damage to a player, that player loses 1 life at the beginning of their next draw step unless they pay {1} before that draw step.

Creature — Snake Druid

{T}: Add one mana of any type that a land you control could produce.

Sorcery

Look at the top two cards of your library. Put one of them into your hand and the other into your graveyard. Madness {1}{U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Enchantment — Aura

Enchant creature or planeswalker Enchanted permanent can't attack or block, and its activated abilities can't be activated.

Sorcery

Sacrifice X lands. For each land sacrificed this way, draw a card. You may play X additional lands this turn. Lands you control enter tapped this turn.

Instant

Up to two target creatures each get +2/+0 until end of turn.

Legendary Planeswalker — Nahiri

During your turn, creatures you control have first strike and equip abilities you activate cost {1} less to activate. −X: Nahiri deals X damage to target tapped creature.

Legendary Planeswalker — Nahiri

Compleated ({R/W/P} can be paid with {R}, {W}, 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.

Enchantment Creature — Nymph

During turns other than yours, spells you cast cost {1} less to cast.

Creature — Dragon

Flying; banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.) {R}: This creature gets +1/+0 until end of turn. If this ability has been activated four or more times this turn, sacrifice this creature at the beginning of the next end step.

Creature — Fish Citizen

When this creature enters, you lose 1 life and create a Treasure token. Whenever this creature attacks, you may sacrifice another creature or artifact. If you do, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Kindred Instant — Shapeshifter

Changeling (This card is every creature type.) Target creature gets +3/-3 and loses all creature types until end of turn.

Artifact Creature — Robot

Whenever this creature becomes tapped, untap another target permanent. This ability triggers only once each turn.

Land

{T}: Add {C}. Threshold — {G}{W}: This land becomes a 4/4 green and white Insect Monk creature with first strike until end of turn. It's still a land. Activate only if there are seven or more cards in your graveyard.

Creature — Insect Shade

{B}: This creature gets +1/+1 until end of turn.

Enchantment — Aura

Enchant creature At the beginning of each upkeep, if enchanted creature is untapped, tap it.

Legendary Artifact Creature — Scientist

{T}: Add {U} for each counter on Nardole. Spend this mana only to cast noncreature spells. 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.) Doctor's companion (You can have two commanders if the other is the Doctor.)

Legendary Creature — Human Monk

At the beginning of your end step, you may discard your hand. If you do, draw cards equal to the number of spells you've cast this turn.