Demon's Den

Instant

Investigate. If this spell was cast from a graveyard, investigate twice instead. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Flashback {3}{U}

Enchantment — Aura

Enchant creature As long as enchanted creature is attacking alone, it can't be blocked. Enchanted creature has "Whenever this creature deals combat damage to a player, it connives." (Its controller draws a card, then discards a card. If they discarded a nonland card, they put a +1/+1 counter on this creature.)

Creature — Specter

Flying Whenever this creature deals combat damage to a player, that player discards a card. Unearth {1}{B} ({1}{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.)

Instant

Mill two cards. You may put a permanent card from among the milled cards into your hand. You gain 2 life. (To mill two cards, put the top two cards of your library into your graveyard.)

Creature — Mouse Soldier

Vigilance, haste Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, put a +1/+1 counter on it.

Creature — Bird Scout

Flying Whenever this creature attacks, target creature you control without flying gets +1/+1 until end of turn.

Sorcery

Undaunted (This spell costs {1} less to cast for each opponent.) Return up to two target cards from your graveyard to your hand. Exile Seeds of Renewal.

Creature — Insect Scientist

Whenever this creature becomes tapped, create a Lander token. (It's an artifact with "{2}, {T}, Sacrifice this token: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.") Landfall — Whenever a land you control enters, put a +1/+1 counter on this creature.

Creature — Insect Citizen

When this creature enters, mill three cards. (Put the top three cards of your library into your graveyard.) {3}{B}{G}, Sacrifice this creature: Return target creature or Spacecraft card from your graveyard to the battlefield. Activate only as a sorcery.

Instant

Destroy target artifact or enchantment. If its mana value was 2 or less, create a Lander token. (It's an artifact with "{2}, {T}, Sacrifice this token: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.")

Creature — Merfolk Scout

{2}{G}: This creature explores. Activate only as a sorcery. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Creature — Human Warrior

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever you cast a noncreature spell, this creature gains lifelink until end of turn.

Sorcery

Choose one — • Target opponent discards two cards. • Creatures your opponents control get -1/-1 until end of turn.

Creature — Human Scout

When this creature enters, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Artifact

{T}: Add {C}. {2}, {T}: Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Sorcery

Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.) Target creature gets +3/+0 until end of turn.

Land

{T}: Add {C}. {T}, Sacrifice this land: Search your library for a basic Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle. Cycling {U}{B}{R} ({U}{B}{R}, Discard this card: Draw a card.)

Creature — Angel

Flying, vigilance

Legendary Creature — Human Knight

Whenever a creature you control attacks alone, it gains double strike until end of turn. Fire Cross — Whenever Seifer Almasy deals combat damage to a player, you may cast target instant or sorcery card with mana value 3 or less from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead.

Creature — Dinosaur

Trample {2}{R}, Sacrifice a land: Draw a card. Mountaincycling {2} ({2}, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

Sorcery

Seismic Rupture deals 2 damage to each creature without flying.

Sorcery — Lesson

Look at the top X cards of your library, where X is the number of lands you control. You may reveal a creature or land card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Instant

Seismic Wave deals 2 damage to any target and 1 damage to each nonartifact creature target opponent controls.

Instant

Choose one — • Exile the top two cards of your library. Until the end of your next turn, you may play those cards. • Up to two target creatures each get +2/+1 until end of turn.

Instant

Target creature gets +1/+1 and gains first strike until end of turn.

Sorcery

This spell costs {1} less to cast if you've committed a crime this turn. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.) Draw two cards.

Sorcery

As an additional cost to cast this spell, discard a card. Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Instant

This spell costs {3} less to cast if it targets a tapped creature. Destroy target creature.

Land

This land enters tapped. When this land enters, target creature you control gains protection from the color of your choice until end of turn. {T}: Add {W}.

Legendary Creature — Orc Shaman

Whenever another nontoken creature you control dies, create a 3/1 black and red Graveborn creature token with haste.

Instant

Return target tapped creature to its owner's hand. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Land

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {G}{W}.

Artifact Creature — Assembly-Worker

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

Instant

Target creature you control deals X damage to any other target and X damage to itself, where X is its power.

Sorcery

Create a token that's a copy of target creature you control. Flashback {3}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Artifact Creature — Robot Artificer

When this creature enters, you may sacrifice an artifact. When you do, put a +1/+1 counter on target creature and draw a card.

Creature — Human Detective

This creature enters with a +1/+1 counter on it. When this creature leaves the battlefield, put its +1/+1 counters on target creature you control.

Creature — Fox Samurai

Whenever a Samurai or Warrior you control attacks alone, it gains lifelink until end of turn. Sacrifice this creature: Another target creature you control gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Creature — Spirit Cleric

Flying Sacrifice this creature: Creatures you control gain indestructible until end of turn.

Creature — Human Soldier

Flash When this creature enters, prevent all damage that would be dealt to you this turn. Whenever damage that would be dealt to you is prevented, put that many +1/+1 counters on this creature.

Creature — Zombie

{T}, Discard a creature card: Draw a card.

Creature — Human

When this creature enters, create a 1/1 white Bird creature token with flying.

Legendary Creature — Elf Scout

Vigilance Whenever you cast a creature spell, 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." {T}: Choose a color. Add one mana of that color for each different power among creatures you control.

Legendary Creature — Elf Scout

Parley — {T}: Each player reveals the top card of their library. For each nonland card revealed this way, add {G} and you gain 1 life. Then each player draws a card.

Sorcery

Each opponent discards a card. You create a 1/1 black and green Pest creature token with "Whenever this token attacks, you gain 1 life."

Creature — Human

When this creature enters, create three 0/1 black Serf creature tokens. When this creature leaves the battlefield, exile all Serf tokens.

Enchantment — Aura

Enchant creature Enchanted creature gets +2/+2. Madness {1}{R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Legendary Creature — Human Knight

Haste As long as an artifact entered the battlefield under your control this turn, creatures you control get +2/+2. Battalion — Whenever Sentinel Sarah Lyons and at least two other creatures attack, Sentinel Sarah Lyons deals damage equal to the number of artifacts you control to target player.

Creature — Spider

Vigilance, reach

Creature — Elf Knight

When this creature enters, choose one or more — • Return target card you own in exile that has an Adventure to your hand. • Put target card you don't own in exile that has an Adventure on the bottom of its owner's library. • Exile target player's graveyard.

Creature — Giant Soldier

Vigilance (Attacking doesn't cause this creature to tap.) At the beginning of combat on each opponent's turn, tap target creature that player controls.

Enchantment — Aura

Flash Enchant creature Enchanted creature gets +1/+2 and has vigilance. Addendum — When this Aura enters, if you cast it during your main phase, enchanted creature gains lifelink until end of turn.

Artifact Creature — Robot

Flash This spell costs {1} less to cast for each creature attacking you. When this creature enters, you get {E} for each creature attacking you. At the beginning of combat on your turn, you may pay {E}{E}{E}. If you do, put a +1/+1 counter on each creature you control.