Demon's Den

Creature — Human Cleric

When this creature enters, you may search your library for an Aura card, reveal it, put it into your hand, then shuffle.

Land

{T}: Add {C}. {1}, {T}: You get {E} (an energy counter). {3}, {T}, Pay X {E}, Sacrifice this land: Destroy target nonland permanent with mana value X. Activate only as a sorcery.

Creature — Human Soldier

Flying Whenever this creature attacks, another target attacking creature gains flying until end of turn. Equip abilities you activate that target this creature cost {2} less to activate.

Sorcery

As an additional cost to cast this spell, sacrifice an artifact or creature. Destroy target creature or Vehicle. If the sacrificed permanent was a Vehicle, draw a card.

Creature — Dragon

Flying, trample Whenever this creature deals combat damage to a player, gain control of all artifacts that player controls. At the beginning of your upkeep, if you control twenty or more artifacts, you win the game.

Creature — Nightmare Dog

Discard a card: This creature gets +1/+1 until end of turn. Madness {2}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Creature — Minotaur Mercenary

Affinity for outlaws (This spell costs {1} less to cast for each Assassin, Mercenary, Pirate, Rogue, and/or Warlock you control.) Trample

Creature — Lizard Rogue

Other outlaws you control have haste. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws.) When this creature enters, create two 1/1 red Mercenary creature tokens with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."

Sorcery

Hell to Pay deals X damage to target creature. Create a number of tapped Treasure tokens equal to the amount of excess damage dealt to that creature this way.

Sorcery

Return target creature card with mana value 3 or less from your graveyard to the battlefield tapped.

Creature — Mite

Whenever this creature becomes tapped, another target creature you control gets +X/+X until end of turn, where X is this creature's power.

Artifact Creature — Robot

When this creature enters, exile target tapped creature an opponent controls until this creature leaves the battlefield.

Artifact

As this artifact enters, choose a color. Creatures you control of the chosen color get +1/+0. {T}: Add one mana of the chosen color.

Creature — Human Warrior

Vigilance Other Warrior creatures you control have vigilance.

Creature — Angel

Flash (You may cast this spell any time you could cast an instant.) Flying You can't lose the game and your opponents can't win the game.

Creature — Angel

Flying Whenever this creature attacks, you gain 2 life.

Creature — Human Warlock

Circle of Death — {5}{B}: Roll a d20. 1—9 | Each opponent loses 2 life. 10—19 | Each opponent loses 2 life and you gain 2 life. 20 | Each opponent loses 2 life and you gain 2 life. Create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

Creature — Zombie Warrior

When this creature dies, amass Zombies 2. (Put two +1/+1 counters on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)

Creature — Angel

Flying, vigilance Myriad (Whenever this creature 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.)

Creature — Angel

Flying Whenever this creature attacks, put a +1/+1 counter on it. Angel spells and Human spells you cast cost {1} less to cast for each +1/+1 counter on this creature.

Artifact

As this artifact enters, choose a creature type. Creature spells you cast of the chosen type cost {1} less to cast. At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

Artifact

{T}: Add one mana of any color. Spend this mana only to cast a creature spell. {T}: Until end of turn, target creature you control with power 4 or greater gains trample and "Whenever this creature deals combat damage to a player, draw a card."

Instant

Choose one — • Destroy target artifact. • Destroy target enchantment. • Exile up to one target card from a graveyard. Draw a card.

Enchantment — Aura

Enchant creature Enchanted creature has "{T}: This creature deals 1 damage to any target."

Creature — Human Druid Ally

{T}: Add one mana of any color. {T}: Add two mana in any combination of colors. Spend this mana only to cast Lesson spells.

Artifact Creature — Nautilus

Vigilance {1}{U}: This creature gets +3/-3 until end of turn.