Demon's Den

Creature — Goat

{3}, Discard a card: Put three +1/+1 counters on this creature and it becomes a black Demon in addition to its other colors and types. Activate only once.

Artifact — Vehicle

When this Vehicle enters, gain control of target creature an opponent controls for as long as you control this Vehicle. That creature can't attack or block for as long as you control this Vehicle. Crew 3

Creature — Kavu Artificer

Whenever this creature or another Kavu you control enters, exile the top card of your library. For as long as that card remains exiled, you may play it if you control a Kavu. Warp {1}{R} (You may cast this card from your hand for its warp cost. Exile this creature at the beginning of the next end step, then you may cast it from exile on a later turn.)

Creature — Zombie Warlock

This creature can't block. Whenever this creature attacks, each opponent loses 1 life and you gain 1 life. {1}{B}, Exile an instant or sorcery card from your graveyard: Return this card from your graveyard to the battlefield.

Artifact

When this artifact enters, draw a card. {W}, {T}, Sacrifice this artifact: You gain 3 life.

Artifact

{T}: Add one mana of any color. {T}: You gain 2 life. Activate only if you've cast an instant or sorcery spell this turn.

Creature — Sliver

All Slivers have "{2}, {T}: Regenerate target Sliver." (The next time that Sliver would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Creature — Shark Beast

Mutate {3}{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.) Flash Whenever this creature mutates, you may return target creature an opponent controls to its owner's hand.

Creature — Human Rogue

Squad {2} (As an additional cost to cast this spell, you may pay {2} any number of times. When this creature enters, create that many tokens that are copies of it.) When this creature enters, destroy up to one target artifact.

Enchantment

Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, you may cast that card without paying its mana cost if the two spells have the same mana value.

Sorcery

Each player loses half their life, then discards half the cards in their hand, then sacrifices half the permanents they control of their choice. Round down each time.

Creature — Dwarf Cleric

First strike When this creature enters, exile target noncreature, nonland card from your graveyard. Until the end of your next turn, you may cast that card.

Instant

Choose target attacking or blocking creature. Practiced Tactics deals damage to that creature equal to twice the number of creatures in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)

Land

{T}: Add {C}. {4}{W}{U}, {T}: Prevent all damage a source of your choice would deal this turn.

Creature — Squirrel

Lifelink At the beginning of your end step, if you haven't cast a spell from your hand this turn, put a +1/+1 counter on this creature. {4}{W}: Until end of turn, if you would put one or more +1/+1 counters on a creature you control, put that many plus one +1/+1 counters on it instead.

Land — Plains Island

({T}: Add {W} or {U}.) This land enters tapped unless you control two or more basic lands.

Enchantment

Flash When this enchantment enters, exile up to one target nonland permanent an opponent controls until this enchantment leaves the battlefield. You gain 2 life.

Enchantment — Aura

Enchant creature When this Aura enters, venture into the dungeon. (Enter the first room or advance to the next room.) Enchanted creature gets -2/-2. It gets -5/-5 instead as long as you've completed a dungeon.

Creature — Phyrexian Elf Warrior

This creature enters with two oil counters on it. {2}{G}, {T}, Remove an oil counter from this creature: Target creature gets +2/+2 until end of turn. Activate only as a sorcery.

Instant

Choose target creature you control. You gain life equal to that creature's power plus its toughness.

Sorcery

Creatures you control get +3/+3 until end of turn. Each creature your opponents control blocks this turn if able.

Instant

Tap target creature. Draw a card.

Instant

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield under its owner's control and suspect it." (A suspected creature has menace and can't block.)

Creature — Human Citizen Ally

When this creature dies, create a 1/1 white Ally creature token.

Sorcery

Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)

Instant

This spell costs {2} less to cast if it targets a legendary creature. Destroy target creature. 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.)

Enchantment

Whenever a player taps a land for mana, if it's not that player's turn, destroy that land.

Sorcery

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. If mana from a Treasure was spent to cast this spell, that creature gets +2/+0 until end of turn.

Creature — Monkey

First strike Whenever you cycle a card, this creature gets +2/+0 until end of turn.

Creature — Plant Mercenary

When this creature enters, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."

Creature — Cat Monk

Defender Whenever this creature blocks, you gain 3 life.

Creature — Zombie Cat Warrior

Vigilance 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.) Max speed — At the beginning of combat on your turn, target creature or Vehicle you control gains double strike until end of turn.

Creature — Shapeshifter

Changeling (This card is every creature type.) Lifelink

Creature — Cat

Vigilance (Attacking doesn't cause this creature to tap.) When this creature enters, create a 1/1 white Cat creature token.

Creature — Cat

When this creature enters, put a +1/+1 counter on target creature you control. Each creature you control with a +1/+1 counter on it has trample. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Creature — Dwarf Cleric

When this creature enters, you gain 1 life and draw a card.

Creature — Human Warlock

{T}, Pay 3 life, Sacrifice this creature: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery. Unearth {3}{W}{B} ({3}{W}{B}: 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.)

Creature — Phyrexian Human Cleric Minion

When this creature enters, add {B}{B}{B}.

Creature — Human Cleric

When this creature enters, create a 5/5 black Demon creature token with flying. At the beginning of your upkeep, you lose 2 life.

Creature — Phyrexian Cleric

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

Sorcery

Choose two — • Target player gains 7 life. • Put target noncreature permanent on top of its owner's library. • Target player shuffles their graveyard into their library. • Search your library for a creature card, reveal it, put it into your hand, then shuffle.

Enchantment

At the beginning of your upkeep, draw a card if you control a creature with the greatest power among creatures on the battlefield. Otherwise, put a +1/+1 counter on a creature you control.

Sorcery

Target creature you control gets +X/+X until end of turn. Then it fights up to one target creature you don't control. (Each deals damage equal to its power to the other.)

Enchantment

When this enchantment enters, return target nonland permanent card with mana value 3 or less from your graveyard to the battlefield. At the beginning of your end step, if a card left your graveyard this turn, draw a card.

Legendary Creature — Merfolk Wizard

Prime Speaker Zegana enters with X +1/+1 counters on it, where X is the greatest power among other creatures you control. When Prime Speaker Zegana enters, draw cards equal to its power.

Creature — Insect Horror

When this creature dies, discover 3. (Exile cards from the top of your library until you exile a nonland card with mana value 3 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 — Elephant Avatar

Reach, trample When this creature enters, you gain 2 life.

Creature — Wurm

Legendary Creature — Human Noble

Whenever you draw your second card each turn, create a 1/1 white Human Soldier creature token.

Creature — Ooze

Deathtouch Whenever this creature or another creature you control is turned face up, create a 0/0 green Ooze creature token with trample. The token enters with X +1/+1 counters on it, where X is the number of other creatures you control. Disguise {3}{G}

Instant

Search your library for a basic land card or Town card, put it onto the battlefield tapped, then shuffle. When you search your library this way, put a +1/+1 counter on target creature you control.