Demon's Den

Instant

Return target creature card from your graveyard to the battlefield. Then if it isn't your main phase, blight 2. (Put two -1/-1 counters on a creature you control.)

Enchantment

Whenever you cast an outlaw spell, copy that spell. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws. Copies of permanent spells become tokens.)

Instant

Double the power of each creature you control until end of turn.

Creature — Frog Wizard

Whenever one or more other creatures you control leave the battlefield without dying, draw a card. {1}{U}, {T}: Return another target creature you control to its owner's hand.

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.) I — Target opponent reveals their hand. You choose a nonland card from it. That player discards that card. II — Amass Goblins 1. (Put a +1/+1 counter on an Army you control. It's also a Goblin. If you don't control an Army, create a 0/0 black Goblin Army creature token first.) III, IV — Target opponent loses 1 life and you gain 1 life.

Instant

You may sacrifice a Mountain rather than pay this spell's mana cost. Target creature gets +X/+0 until end of turn, where X is the number of Mountains you control.

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.) I — Search your library for a basic land card, reveal it, put it into your hand, then shuffle. II — This Saga gains "Landfall — Whenever a land you control enters, create a 1/1 green Elf creature token." III, IV — Elves you control get +1/+0 and gain vigilance until end of turn.

Creature — Skunk Assassin

Flash When this creature enters, choose one — • Target creature an opponent controls gets -1/-1 until end of turn. • Destroy target creature an opponent controls that was dealt damage this turn.

Enchantment

You may cast Dragon spells without paying their mana costs.

Creature — Goblin Artificer

Exhaust — {R}: Other creatures you control gain haste until end of turn. Put a +1/+1 counter on this creature. (Activate each exhaust ability only once.) Exhaust — {3}{R}: Create a 4/4 red Dinosaur Dragon creature token with flying.

Creature — Goblin Artificer

Exhaust — {R}: Other creatures you control gain haste until end of turn. Put a +1/+1 counter on this creature. (Activate each exhaust ability only once.) Exhaust — {3}{R}: Create a 4/4 red Dinosaur Dragon creature token with flying.

Creature — Dinosaur Dragon Mount

Flying, haste Whenever this creature attacks while saddled, it deals 2 damage to any target. Saddle 3 (Tap any number of other creatures you control with total power 3 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.)

Creature — Human Soldier

Flying Mobilize 1 (Whenever this creature attacks, create a tapped and attacking 1/1 red Warrior creature token. Sacrifice it at the beginning of the next end step.)

Enchantment — Aura

Enchant creature Enchanted creature has haste. {R}: Enchanted creature gets +1/+0 until end of turn. When a creature with mana value 6 or greater enters, you may return this card from your graveyard to the battlefield attached to that creature.

Artifact

{T}, Tap an untapped creature you control: Add one mana of any color. {3}{W}{U}{B}{R}{G}, Sacrifice this artifact: Create a 4/4 Dragon creature token named Reliquary Dragon that's all colors. It has flying, lifelink, and "When this token enters, it deals 3 damage to any target." Activate only as a sorcery.

Sorcery

Double the power and toughness of target creature you control until end of turn. Then it fights up to one target creature an opponent controls. (Each deals damage equal to its power to the other.)

Creature — Dragon Egg

Defender When this creature dies, create a 2/2 red Dragon creature token with flying and "{R}: This token gets +1/+0 until end of turn."

Artifact Creature — Construct

{2}: This creature gets +1/+0 until end of turn.

Artifact — Vehicle

Flying Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Creature — Dragon Insect

Flying, ward {1} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.) This creature's power is equal to the number of noncreature, nonland cards in your graveyard. When this creature dies, if there's a Lesson card in your graveyard, draw a card.

Sorcery

Create two 1/1 red Goblin creature tokens.

Creature — Human Warrior

Protection from Dragons This creature can block Dragons as though it had reach.

Legendary Creature — Elder Dragon

Flying Dragonlord Ojutai has hexproof as long as it's untapped. Whenever Dragonlord Ojutai deals combat damage to a player, 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.

Creature — Dragon Wizard

Flying Whenever this creature deals combat damage to a player, each player discards their hand, then draws seven cards.

Enchantment — Aura

Enchant creature When this Aura enters, draw a card. Enchanted creature has "{R}: This creature gets +1/+0 until end of turn."

Creature — Dragon Elk

Haste (This creature can attack and {T} as soon as it comes under your control.)

Instant

Add {R} for each attacking creature you control. Until end of turn, attacking creatures you control gain "{R}: This creature gets +1/+0 until end of turn."

Artifact

Whenever a player casts a red spell, you may gain 1 life.

Land

This land enters tapped unless you control a Swamp or a Mountain. {T}: Add {B} or {R}.

Artifact

Whenever this artifact or another artifact you control enters, put a charge counter on this artifact. {4}, Sacrifice this artifact: It deals damage equal to the number of charge counters on it to target player and that much damage to up to one target creature.

Instant

This spell costs {2} more to cast if it targets a Dragon. Destroy target creature.

Creature — Human Scout

{2}, {T}: Search your library for a card named Dragonstorm Globe or Boulderborn Dragon, reveal it, put it into your hand, then shuffle.

Artifact

Each Dragon you control enters with an additional +1/+1 counter on it. {T}: Add one mana of any color.

Creature — Human

When this creature enters, create a 4/4 red Dragon creature token with flying.

Creature — Dragon Turtle

Flash Drag Below — When this creature enters, tap it and up to one target creature an opponent controls. They don't untap during their controllers' next untap steps.

Creature — Dragon

Flying {R}: This creature gets +1/+0 until end of turn. If this ability has been activated four or more times this turn, sacrifice this creature at the beginning of the next end step.

Artifact — Equipment

For Mirrodin! (When this Equipment enters, create a 2/2 red Rebel creature token, then attach this to it.) Equipped creature gets +2/+2 and has flying and haste. Equip {3}{R}{R}

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 Knight in addition to its other types. During your turn, equipped creature has flying. Gae Bolg — Equip {4}

Creature — Drake

Flying When this creature enters, create a 1/1 colorless Hero creature token.

Instant

Create a 2/2 white and blue Detective creature token. If a creature died this turn, you gain 2 life, surveil 2, then investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Instant

Delirium — This spell costs {2} less to cast as long as there are four or more card types among cards in your graveyard. Destroy target nonland permanent.

Instant

This spell costs {X} less to cast, where X is your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.) Destroy target creature.

Sorcery

Spend only black mana on X. Drain Life deals X damage to any target. You gain life equal to the damage dealt, but not more life than the player's life total before the damage was dealt, the planeswalker's loyalty before the damage was dealt, or the creature's toughness.

Creature — Rat

When this creature dies, you may pay {B}. If you do, target player discards a card.

Enchantment

All Goblins get +1/+1. All Goblins are black and are Zombies in addition to their other creature types.

Enchantment — Aura

Enchant creature When this Aura enters, tap enchanted creature. Enchanted creature doesn't untap during its controller's untap step. {U}{U}: Shuffle enchanted creature into its owner's library.

Instant

Untap all nonland permanents you control.

Artifact Creature — Construct

When this creature enters, for each kind of counter on target permanent, put another counter of that kind on it or remove one from it.

Creature — Vampire Cleric Ally

Flying At the beginning of your upkeep, each opponent loses 1 life and you gain 1 life.

Creature — Vampire Rogue

When this creature enters, target creature an opponent controls gets -X/-X until end of turn, where X is the number of creatures in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)

Creature — Human Cleric

Whenever you cycle another card, you gain 1 life. Cycling {1} ({1}, Discard this card: Draw a card.)

Creature — Human Wizard

Whenever you cycle another card, this creature deals 1 damage to each opponent. Cycling {1} ({1}, Discard this card: Draw a card.)

Sorcery

Destroy target creature or planeswalker.

Creature — Eldrazi Drone

When this creature enters, create two 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this token: Add {C}."

Creature — Bat

This spell costs {3} less to cast if a creature died this turn. Flying, deathtouch

Creature — Bat

This spell costs {3} less to cast if a creature died this turn. Flying, deathtouch

Creature — Demon

Flying At the beginning of your end step, sacrifice a non-Demon creature. If you do, create a token that's a copy of this creature.