Demon's Den

Legendary Creature — Phyrexian Horror

If one or more tokens would be created under your control, twice that many of those tokens are created instead. {1}{W/P}{W/P}, Sacrifice two other artifacts and/or creatures: Put an indestructible counter on Mondrak. ({W/P} can be paid with either {W} or 2 life.)

Creature — Mongoose Lizard

Menace (This creature can't be blocked except by two or more creatures.) When this creature enters, it deals 1 damage to any target. Mountaincycling {2} ({2}, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

Legendary Creature — Human Monk

Whenever another creature you control becomes the target of a spell or ability, you may airbend that creature. (Exile it. While it's exiled, its owner may cast it for {2} rather than its mana cost.)

Creature — Human Monk Cleric

When this creature enters, destroy target enchantment.

Artifact — Equipment

Job select (When this Equipment enters, create a 1/1 colorless Hero creature token, then attach this to it.) Equipped creature gets +1/+0 and is a Monk in addition to its other types. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Artifact Creature — Nautilus

Flying When this creature enters, until end of turn, target creature you control gets +X/+0 and target creature an opponent controls gets -0/-X, where X is the number of artifacts you control.

Artifact Creature — Robot

Defender

Legendary Creature — Kraken

When Monstrosity of the Lake enters, you may pay {5}. If you do, tap all creatures your opponents control, then put a stun counter on each of those creatures. (If a permanent with a stun counter would become untapped, remove one from it instead.) Islandcycling {2} ({2}, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

Sorcery

As an additional cost to cast this spell, choose a creature you control or reveal a creature card from your hand. Monstrous Emergence deals damage equal to the power of the creature you chose or the card you revealed to target creature.

Instant

Target creature gets +2/+0 until end of turn. Create a Monster Role token attached to it. (If you control another Role on it, put that one into the graveyard. Enchanted creature gets +1/+1 and has trample.)

Sorcery

Target creature gets +7/+7 until end of turn. Up to one other target creature blocks it this turn if able. Cycling {2} ({2}, Discard this card: Draw a card.)

Enchantment

Whenever you cast a creature spell with power 5 or greater, discover X, where X is that spell's mana value. (Exile cards from the top of your library until you exile a nonland card with that mana value or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Creature — Human Ninja

Ninjutsu {2}{U} ({2}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever this creature deals combat damage to a player, create a 1/1 blue Illusion creature token with flying.

Enchantment Creature — Human Ninja

Ninjutsu {U} ({U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever this creature deals combat damage to a player, you may draw a card. If you do, discard a card unless this creature entered this turn.

Artifact Creature — Moonfolk Wizard

Flying Whenever this creature becomes tapped, scry 1.

Legendary Creature — Human Dinosaur Hero

Whenever you draw your second card each turn, until end of turn, Moon Girl and Devil Dinosaur's base power and toughness become 6/6 and they gain trample. Whenever an artifact you control enters, draw a card. This ability triggers only once each turn.

Creature — Elf Warlock

Whenever this creature attacks, you draw a card and lose 1 life.

Instant

Choose target creature you don't control. Each creature you control that's a Wolf or a Werewolf deals damage equal to its power to that creature.

Creature — Treefolk Cleric

This creature enters with a -1/-1 counter on it. {1}{W}, Remove a counter from this creature: Draw a card. Activate only as a sorcery.

Enchantment — Aura

Enchant artifact or creature you control The first time you would create one or more tokens each turn, you may instead create that many tokens that are copies of enchanted permanent.

Creature — Bat Cleric

Flying Whenever this creature attacks, you gain 1 life.

Artifact

{T}, Tap an untapped artifact or creature you control: Add {C}. Channel — {4}{U}, Discard this card: The owner of target nonland permanent puts it on their choice of the top or bottom of their library.

Creature — Human Ninja

Ninjutsu {2}{U} ({2}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) When this creature enters, return up to one target creature to its owner's hand.

Creature — Bat Warrior

Flying, deathtouch Whenever you gain or lose life during your turn, Bats you control get +1/+0 and gain deathtouch until end of turn. This ability triggers only once each turn.

Legendary Creature — Human Doctor Villain

Flying Whenever you discard a card, you may exile that card from your graveyard. If you do, until the end of your next turn, you may play that card.

Creature — Elf Druid

Trample This creature gets +1/+1 for each creature you control and each creature card in your graveyard.

Land

{T}: Add {C}. {W}{U}, {T}, Exile a creature card from your graveyard: Create a 1/1 white Spirit creature token with flying.

Creature — Human Rogue

Whenever one or more other creatures die, draw a card. This ability triggers only once each turn.

Legendary Creature — Vampire Scientist Villain

Flying, vigilance, lifelink {U}{B}, Exile this card from your graveyard: Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Kindred Enchantment — Elf

At the beginning of your upkeep, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) {4}{G}{G}, Sacrifice this enchantment: Create X 2/2 black and green Elf creature tokens, where X is the number of Elf cards in your graveyard. Activate only as a sorcery.

Creature — Elf Warrior

Other Elves you control get +1/+1. When this creature dies, return another target Elf card from your graveyard to your hand.

Legendary Planeswalker — Mordenkainen

+2: Draw two cards, then put a card from your hand on the bottom of your library. −2: Create a blue Dog Illusion creature token with "This token's power and toughness are each equal to twice the number of cards in your hand." −10: Exchange your hand and library, then shuffle. You get an emblem with "You have no maximum hand size."

Instant

Until end of turn, target creature becomes a Dragon with base power and toughness 4/4 and gains flying. (It loses all other creature types.)

Sorcery

You draw a card and you lose 1 life. Amass Orcs 1. (Put a +1/+1 counter on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.)

Artifact Creature — Wall

Defender Whenever you attack with one or more Goblins and/or Orcs, create a 2/1 colorless Construct artifact creature token with flying named Ballistic Boulder that's tapped and attacking. Sacrifice that token at end of combat.

Enchantment — Aura

Enchant creature Enchanted creature gets -3/-0 and has "At the beginning of your upkeep, exile this creature unless you pay 2 life."

Creature — Orc Rogue

Deathtouch, haste {T}, Discard a card: Draw a card. If the discarded card was a creature card, amass Orcs 1. (Put a +1/+1 counter on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.)

Creature — Human Warrior

Legendary Creature — Shapeshifter

Changeling (This card is every creature type.) As Morophon enters, choose a creature type. Spells of the chosen type you cast cost {W}{U}{B}{R}{G} less to cast. This effect reduces only the amount of colored mana you pay. Other creatures you control of the chosen type get +1/+1.

Enchantment — Aura

Enchant creature you control Enchanted creature gets +1/+1. Whenever enchanted creature deals combat damage to a player, you may sacrifice this Aura. If you do, destroy target enchantment.

Instant

Target creature gets +1/+1 and gains lifelink until end of turn. (Damage dealt by the creature also causes its controller to gain that much life.)

Instant

Destroy target creature or enchantment.

Legendary Creature — Bird Skeleton Warlock

Flying When Moseo enters, create a 1/1 black and green Pest creature token with "Whenever this token attacks, you gain 1 life." Infusion — At the beginning of your end step, if you gained life this turn, return up to one target creature card with mana value X or less from your graveyard to the battlefield, where X is the amount of life you gained this turn.

Creature — Elemental Hydra

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) This creature enters with a +1/+1 counter on it. Landfall — Whenever a land you control enters, double the number of +1/+1 counters on this creature.

Land

{1}, {T}: Add {R}{G}.

Creature — Plant Skeleton

Kicker {3} (You may pay an additional {3} as you cast this spell.) If this creature was kicked, it enters with three +1/+1 counters on it. Whenever one or more +1/+1 counters are put on a creature you control, if this card is in your graveyard, you may put this card on top of your library.

Creature — Snake

Deathtouch

Land

Hideaway 4 (When this land enters, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.) This land enters tapped. {T}: Add {G}. {G}, {T}: You may play the exiled card without paying its mana cost if creatures you control have total power 10 or greater.

Creature — Human Warrior

Whenever you attack, target attacking creature gets +1/+0 and gains first strike until end of turn.

Enchantment — Aura

Flash Enchant creature Enchanted creature gets +2/+1. When enchanted creature dies, create two Treasure tokens.

Creature — Fox Warrior

Flying {3}{W}, {T}: Tap target creature.

Creature — Human Samurai

Flying Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)

Creature — Horse

Trample, haste Whenever this creature attacks, attacking creatures get +1/+1 until end of turn. If a Food entered under your control this turn, untap those creatures and they get an additional +2/+2 until end of turn.