Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.)

Lifelink

Consuming Corruption deals X damage to target creature or planeswalker and you gain X life, where X is the number of Swamps you control.

Enchant creature

Enchanted creature gets +3/+3 and has "At the beginning of your upkeep, put a -1/-1 counter on this creature."

Target player sacrifices a creature of their choice. You gain life equal to that creature's toughness.

Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Roll a d20.

1–9 | Draw two cards.

10–19 | Scry 2, then draw two cards.

20 | Scry 3, then draw three cards.

Destroy target artifact or enchantment. If its mana value is 2 or less, create a 1/1 black and green Pest creature token with "When this creature dies, you gain 1 life."

Surge (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.)

Enchant creature

Enchanted creature doesn't untap during its controller's untap step.

Trample, toxic 1

Whenever one or more creatures you control deal combat damage to one or more players, proliferate.

Corrupted — At the beginning of your end step, if an opponent has three or more poison counters, draw a card, then you may put a land card from your hand onto the battlefield.

Draw X cards, then you get half X rad counters, rounded up.

Whenever a creature deals combat damage to you, that creature's controller gains control of Contested War Zone.

: Add .

, : Attacking creatures get +1/+0 until end of turn.

Contortionist Troupe enters with X +1/+1 counters on it.

Coven — At the beginning of your end step, if you control three or more creatures with different powers, put a +1/+1 counter on target creature you control.

Exile target creature, then roll a d20.

1–9 | Its controller creates a 4/4 green Ox creature token.

10–19 | Its controller creates a 2/2 green Boar creature token.

20 | Its controller creates a 0/1 white Goat creature token.

Destroy target creature. Create two Treasure tokens. (They're artifacts with ", Sacrifice this artifact: Add one mana of any color.")

Counter target spell.

Draw a card.

Enchant creature

You control enchanted creature.

This spell can't be countered.

Shroud

CARDNAME's power and toughness are each equal to the number of turns you've taken this game. (If this is in your deck, please keep track of your turns. This means you, Mark.)

Counter target spell.

Recover (When a creature is put into your graveyard from the battlefield, you may pay . If you do, return this card from your graveyard to your hand. Otherwise, exile this card.)

At the beginning of your upkeep, if you have 5 or less life, you gain 3 life and draw a card.

Dynastic Command Node — As long as you control your commander, activated abilities of cards in your graveyard cost less to activate. This effect can't reduce the mana in that ability's activation cost to less than one mana.

Translocation Protocols — , : Mill three cards.

: Add .

, : You get (three energy counters).

, Pay : Add three mana in any combination of colors.

Destroy up to one target artifact, up to one target creature, and up to one target enchantment.

Delirium — Then if there are four or more card types among cards in your graveyard, create an X/X green Ooze creature token, where X is the total mana value of permanents destroyed this way.

At the beginning of each upkeep, if no spells were cast last turn, transform Convicted Killer.

Aftermath (Cast this spell only from your graveyard. Then exile it.)

Copy target instant or sorcery spell. You may choose new targets for the copy.

Up to two target creatures each get +1/+0 and gain first strike until end of turn. (They deal combat damage before creatures without first strike.)

Creatures you control get +2/+1 until end of turn.

Cycling (, Discard this card: Draw a card.)

Equipped creature gets +2/+2 and can't block.

Equip (: Attach to target creature you control. Equip only as a sorcery.)

Trample

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

: Add .

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

Whenever Copperhorn Scout attacks, untap each other creature you control.

Copperline Gorge enters tapped unless you control two or fewer other lands.

: Add or .

Flying

Whenever you surveil, you may pay . If you do, create a token that's a copy of Copy Catchers.

Coral Atoll enters tapped.

When Coral Atoll enters, sacrifice it unless you return an untapped Island you control to its owner's hand.

: Add .

Defender

, : Target player mills X cards, where X is the number of creatures you control with defender. (To mill a card, a player puts the top card of their library into their graveyard.)

, Discard a card at random: Target creature gets +2/+2 until end of turn.

Enchant green or white creature

Enchanted creature has "At the beginning of your upkeep, sacrifice this creature unless you discard a card."

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

When Coral Trickster is turned face up, you may tap or untap target permanent.

Level up (: Put a level counter on this. Level up only as a sorcery.)

LEVEL 2-3

3/3

Flying

LEVEL 4+

4/4

Flying

Other Merfolk creatures you control get +1/+1.

Coram, the Undertaker gets +X/+0, where X is the greatest power among creature cards in all graveyards.

Whenever Coram attacks, each player mills a card.

During each of your turns, you may play a land and cast a spell from among cards in graveyards that were put there from libraries this turn.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

When Core Prowler dies, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Haste

, : Add . Spend this mana only to cast instant and/or sorcery spells.

When Cormela, Glamour Thief dies, return up to one target instant or sorcery card from your graveyard to your hand.

Players can't cast spells with the same name as a nontoken permanent.

Players can't play nonbasic lands with the same name as a nontoken permanent.

Target creature you control gains myriad until end of turn. (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.)

Overload (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

When Corpse Augur dies, you draw X cards and you lose X life, where X is the number of creature cards in target player's graveyard.

Mill three cards, then you may return a creature card from your graveyard to your hand. (To mill three cards, put the top three cards of your library into your graveyard.)

When Corpse Connoisseur enters, you may search your library for a creature card, put that card into your graveyard, then shuffle.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Buyback (You may pay an additional as you cast this spell. If you do, put this card into your hand as it resolves.)

Return the top creature card of your graveyard to the battlefield. That creature gains haste until end of turn. Exile it at the beginning of the next end step.

, , Sacrifice a creature: Search your library for a Zombie card and a Swamp card, reveal them, put them into your hand, then shuffle.

Whenever another creature you control enters, each opponent loses 1 life.