Demon's Den

Creature — Goblin

Haste

Artifact Creature — Shapeshifter

Prototype {2}{U}{U} — 3/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) You may have this creature enter as a copy of an artifact or creature you control, except it's an artifact creature in addition to its other types, and its power and toughness are equal to this creature's power and toughness.

Artifact Creature — Robot Assassin

Deathtouch

Artifact — Vehicle

Flying When this Vehicle enters, draw two cards. Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)

Creature — Human Rogue

{T}: Draw two cards. Target opponent gains control of this creature. Activate only during your turn.

Creature — Human Druid

{T}: Add one mana of any color. Spend this mana only to cast a creature spell.

Creature — Human Monk

Flash When this creature enters, target creature an opponent controls gets -2/-0 until end of turn.

Sorcery

Target opponent reveals their hand. You choose a nonland card from it. That player discards that card. Put a +1/+1 counter on a creature you control.

Creature — Zombie Warrior

As long as there are three or more different kinds of counters among creatures you control, this creature gets +2/+4. You may cast this card from your graveyard. If you do, it enters with a finality counter on it. (If a creature with a finality counter on it would die, exile it instead.)

Creature — Zombie

{1}, Sacrifice another creature: Put a +1/+1 counter on this creature.

Sorcery

Create a 1/1 black and green Pest creature token with "When this token dies, you gain 1 life." Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

Creature — Skeleton Beast

Menace When this creature enters, target opponent creates two 1/1 white Dog creature tokens. When this creature dies, each opponent loses 3 life. Disguise {1}{B}

Creature — Human

When this creature dies, create a 1/1 white Soldier creature token with lifelink.

Creature — Beast

When this creature enters, each other player may put a creature card from their hand onto the battlefield.

Artifact — Equipment

Equipped creature gets +1/+1. Equipped creature has deathtouch during your turn. Otherwise, it has reach. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Artifact — Equipment

When this Equipment enters, attach it to target creature you control. That creature deals damage equal to its power to up to one target creature you don't control. Equipped creature has reach and ward {2}. Equip {1}

Instant

Choose target creature you control. Whenever that creature deals combat damage to a player or planeswalker this turn, draw that many cards.

Enchantment — Class

(Gain the next level as a sorcery to add its ability.) When this Class enters, target creature you control deals damage equal to its power to target creature you don't control. {1}{G}: Level 2 Whenever you attack, target attacking creature gets +1/+0 and gains trample until end of turn. {3}{G}: Level 3 At the beginning of your end step, if you control a creature with power 4 or greater, draw a card.

Creature — Cat

Mutate {2}{W} (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.) Whenever this creature mutates, other creatures you control get +X/+X until end of turn, where X is the number of times this creature has mutated.

Instant

During turns other than yours, this spell costs {3} more to cast. Return all nonland permanents to their owners' hands. End the turn. (Exile all spells and abilities from the stack, including this card. The player whose turn it is discards down to their maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.)

Legendary Creature — Human Wizard Advisor

At the beginning of your end step, if you've cast a noncreature spell this turn, reveal the top five cards of your library. For each card type among noncreature spells you've cast this turn, you may put a card of that type from among the revealed cards into your hand. Put the rest on the bottom of your library in a random order.

Instant

Counter target artifact or creature spell. 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 — Cyclops

{1}, Sacrifice another creature: This creature deals 1 damage to any target.

Instant

Kicker {W} (You may pay an additional {W} as you cast this spell.) Hurloon Battle Hymn deals 4 damage to target creature or planeswalker. If this spell was kicked, you gain 4 life.

Creature — Elemental Insect

This spell costs {1} less to cast for each creature card you own in exile and in your graveyard. Menace, deathtouch

Creature — Human Warrior

You may exert this creature as it attacks. When you do, target creature gets +X/+X until end of turn, where X is the number of counters on permanents you control. (An exerted creature won't untap during your next untap step.) {2}{G}: Adapt 2. (If this creature has no +1/+1 counters on it, put two +1/+1 counters on it.)

Creature — Merfolk Wizard

{T}: Add {U}. Spend this mana only to cast an instant or sorcery spell. {1}, {T}: Add one mana of any color. Spend this mana only to cast an instant or sorcery spell.

Artifact — Equipment

Equipped creature gets +3/+1. Void — At the beginning of your end step, if a nonland permanent left the battlefield this turn or a spell was warped this turn, attach this Equipment to target creature you control. Equip {4} ({4}: Attach to target creature you control. Equip only as a sorcery.)

Sorcery

Surveil 1, then you draw a card and lose 1 life. (To surveil 1, look at the top card of your library. You may put it into your graveyard.) Void — If a nonland permanent left the battlefield this turn or a spell was warped this turn, draw another card.

Sorcery

Target player discards two cards at random.

Creature — Human Rogue

{3}: This creature connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

Creature — Human Scout

When this creature enters, untap target creature.

Legendary Creature — Human Warrior

Whenever Ian the Reckless attacks, if it's modified, you may have it deal damage equal to its power to you and any target. (Equipment, Auras you control, and counters are modifications.)

Artifact Creature — Food Cat Mutant

{2}, Sacrifice another creature or token: Draw a card. Activate only as a sorcery. {2}, {T}, Sacrifice this creature: You gain 3 life.

Creature — Elemental Ooze

When this creature enters, tap target artifact or creature an opponent controls. Put a stun counter on it. (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.)

Instant

Tiered (Choose one additional cost.) • Blizzard — {0} — Return target creature to its owner's hand. • Blizzara — {2} — Target creature's owner puts it on their choice of the top or bottom of their library. • Blizzaga — {5}{U} — Target creature's owner shuffles it into their library.

Instant

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) This spell costs {1} less to cast if it's bargained. Counter target spell.

Snow Creature — Crab

Whenever another snow permanent you control enters, you may have target player mill two cards.

Creature — Beast

Trample Landfall — Whenever a land you control enters, this creature gets +1/+0 until end of turn.

Snow Artifact Creature — Golem

({S} can be paid with one mana from a snow source.)