Terracrux

Enchantment

Whenever an opponent casts a spell, that player loses 5 life unless they discard a card.

Sorcery

Converge — You draw X cards and lose X life, where X is the number of colors of mana spent to cast this spell.

Artifact Creature — Scarecrow

As this creature enters, choose a color. All cards that aren't on the battlefield, spells, and permanents are the chosen color in addition to their other colors.

Legendary Creature — Elemental Dog

Partner with Haldan, Avid Arcanist Haste Whenever Pako attacks, exile the top card of each player's library and put a fetch counter on each of them. Put a +1/+1 counter on Pako for each noncreature card exiled this way.

Creature — Human Soldier

When this creature enters, you become the monarch. When this creature enters, exile target creature an opponent controls until an opponent becomes the monarch.

Enchantment

As this enchantment enters, choose Khans or Dragons. • Khans — At the beginning of your upkeep, return target creature card from your graveyard to your hand. • Dragons — At the beginning of your upkeep, each opponent loses 2 life and you gain 2 life.

Artifact Creature — Myr

{T}: Add {C}{C}.

Artifact

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

Sorcery

Exile all cards from your library. Then shuffle your graveyard into your library.

Creature — Elf Druid

This creature has hexproof as long as it's untapped. (It can't be the target of spells or abilities your opponents control.) {T}: Add one mana of any color.

Artifact — Equipment

Equipped creature has "{T}: Add one mana of any color." Equip {1}

Legendary Artifact

Whenever you cast a spell, untap all nonland permanents you control.

Land

This land enters tapped. {T}: Add {G} or {U}. {2}{G}{U}, {T}: Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Enchantment — Aura

Enchant player At the beginning of enchanted player's first upkeep each turn, that player gets an additional upkeep step after this step.

Creature — Elf Druid

Reach When this creature enters, look at the top five cards of your library. You may reveal a land card or a card with {X} in its mana cost from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Instant

Return any number of target nonland, nontoken permanents you control to their owners' hands. Draw a card for each card returned to your hand this way.

Creature — Skeleton Warrior

Other black creatures you control get +1/+1. {2}{B}, {T}: Another target black creature you control gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

Enchantment

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.

Enchantment — Aura

Enchant creature Enchanted creature gets +2/+2 and is goaded. (It attacks each combat if able and attacks a player other than you if able.) Whenever enchanted creature attacks, its controller loses 2 life and you gain 2 life.

Creature — Elemental Beast

Mutate {G}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) {1}, {T}: Look at the top card of your library. If it's a land card, you may put it onto the battlefield. If you don't put the card onto the battlefield, put it into your hand.

Legendary Artifact — Vehicle

Flying, first strike, vigilance Whenever Parhelion II attacks, create two 4/4 white Angel creature tokens with flying and vigilance that are attacking. Crew 4 (Tap any number of creatures you control with total power 4 or more: This Vehicle becomes an artifact creature until end of turn.)

Enchantment

At the beginning of your end step, two target players each reveal the top card of their library. They each lose life equal to the mana value of the card revealed by the other player. Then they each put the card they revealed into their hand.

Sorcery

Take an extra turn after this one. Exile Part the Waterveil. Awaken 6—{6}{U}{U}{U} (If you cast this spell for {6}{U}{U}{U}, also put six +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)

Instant

Gift a tapped Fish (You may promise an opponent a gift as you cast this spell. If you do, they create a tapped 1/1 blue Fish creature token before its other effects.) Exile target nontoken creature. If the gift wasn't promised, return that card to the battlefield under its owner's control with a +1/+1 counter on it at the beginning of the next end step.

Enchantment — Class

(Gain the next level as a sorcery to add its ability.) When this Class enters, each player creates a Food token. {1}{G}: Level 2 Whenever an artifact an opponent controls is put into a graveyard from the battlefield, draw a card. {4}{G}: Level 3 Whenever one or more of your opponents are attacked, up to one target attacking creature gets +X/+X until end of turn, where X is the number of cards in your hand.

Legendary Creature — Goblin Warrior

Whenever Pashalik Mons or another Goblin you control dies, Pashalik Mons deals 1 damage to any target. {3}{R}, Sacrifice a Goblin: Create two 1/1 red Goblin creature tokens.

Artifact — Vehicle

Whenever this Vehicle attacks, you may pay {U}. When you do, another target attacking creature can't be blocked this turn. Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

Sorcery

Each instant and sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. Flashback {4}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Artifact

As this artifact enters, choose a creature type. Creatures you control of the chosen type get +1/+1. {T}: Add one mana of any color.

Land

This land 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.)

Enchantment

Whenever a creature you control enters, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on the creature, then put the card back or put it into your graveyard.)

Instant

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

Enchantment — Aura

Enchant creature Enchanted creature can't attack or block. {5}, Sacrifice this Aura: Exile enchanted creature. Create a 1/1 white Ally creature token. Activate only during your turn.

Creature — Goat

Whenever this creature attacks, creatures you control gain trample and get +X/+X until end of turn, where X is the greatest power among creatures you control.

Creature — Eldrazi

Annihilator 3 (Whenever this creature attacks, defending player sacrifices three permanents of their choice.) This creature can't be blocked except by three or more creatures.

Artifact

{T}: Add one mana of any color. {1}, {T}: Untap target legendary creature you control.

Sorcery

Each player chooses a creature type. Each player returns all creature cards of a type chosen this way from their graveyard to the battlefield.

Legendary Creature — Spirit

Rat offering (You may cast this spell any time you could cast an instant by sacrificing a Rat and paying the difference in mana costs between this and the sacrificed Rat. Mana cost includes color.) Whenever a permanent is put into an opponent's graveyard, that player loses 1 life.

Enchantment — Aura

Enchant creature When enchanted creature dies, that creature's controller may search their library for a creature card, put that card onto the battlefield, then shuffle.

Creature — Vampire Shaman

Whenever this creature or another nontoken creature you control dies, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this token: Add {C}."

Artifact — Vehicle

{1}{W}: Another target Vehicle you control becomes an artifact creature until end of turn. Crew 4 (Tap any number of creatures you control with total power 4 or more: This Vehicle becomes an artifact creature until end of turn.)

Creature — Leviathan

Flash This spell can't be countered. Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Return three lands you control to their owner's hand: Return this creature to its owner's hand.

Artifact

White spells you cast cost {1} less to cast.

Land

This land enters tapped with two depletion counters on it. {T}, Remove a depletion counter from this land: Add {B}{B}. If there are no depletion counters on this land, sacrifice it.

Instant

Look at target player's hand. Draw a card.

Sorcery

Choose a creature type. If you control more creatures of that type than each other player, you gain control of all creatures of that type. (This effect lasts indefinitely.)

Sorcery

Target player draws cards equal to half the number of cards in their library and loses half their life. Round up each time.

Creature — Wurm

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) When this creature enters, you gain 7 life. When this creature dies, draw a card.

Creature — Elf Warrior

Whenever another creature you control enters or dies, if that creature's power is greater than this creature's, put a +1/+1 counter on this creature. As long as this creature has three or more +1/+1 counters on it, it has trample.