Demon's Den

Creature — Kithkin Citizen

At the beginning of your end step, if another creature entered the battlefield under your control this turn, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Creature — Cat Druid

When this creature enters or dies, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Creature — Dog

When this creature enters or dies, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Creature — Human Mercenary

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, each player sacrifices a creature of their choice.

Basic Land

{T}: Add {C}.

Basic Land

{T}: Add {C}.

Creature — Eldrazi Wizard

Kicker {G} and/or {1}{U} When you cast this spell, if it was kicked with its {G} kicker, exile target artifact or enchantment an opponent controls. When you cast this spell, if it was kicked with its {1}{U} kicker, return target creature an opponent controls to its owner's hand.

Creature — Human Wizard

Hideaway 4 (When this creature enters, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.) This creature enters tapped. When this creature leaves the battlefield, put the exiled card into its owner's hand.

Creature — Sphinx

Flying, ward {3} Whenever you remove a time counter from this card while it's exiled, surveil 1. Suspend 6—{1}{U} (Rather than cast this card from your hand, you may pay {1}{U} and exile it with six time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)

Artifact Creature — Golem

When this creature enters, target player mills two cards. You gain 2 life. (To mill two cards, a player puts the top two cards of their library into their graveyard.)

Creature — Sliver

All Sliver creatures get +0/+2.

Enchantment

Whenever a creature you control deals combat damage to a player, put a quest counter on this enchantment. Then if it has four or more quest counters on it, draw a card. Waterbend {4}: Target creature can't be blocked this turn. (While paying a waterbend cost, you can tap your artifacts and creatures to help. Each one pays for {1}.)

Sorcery — Lesson

Draw three cards. Then discard a card unless you waterbend {2}. (While paying a waterbend cost, you can tap your artifacts and creatures to help. Each one pays for {1}.)

Artifact

{6}, {T}: Draw a card. This ability costs {1} less to activate for each Island you control.

Land

This land enters tapped. {T}: Add {U} or {B}. {2}{U}{B}, {T}, Sacrifice this land: Draw a card.

Creature — Frog Soldier

Whenever this creature attacks, if another creature entered the battlefield under your control this turn, this creature gains flying until end of turn.

Creature — Human Soldier Ally

{5}: Creatures you control get +1/+1 until end of turn.

Creature — Human Soldier Ally

Waterbend {5}: Look at the top four cards of your library. You may reveal a creature card with power 3 or less from among them and put it into your hand. Put the rest on the bottom of your library in a random order. (While paying a waterbend cost, you can tap your artifacts and creatures to help. Each one pays for {1}.)

Sorcery — Lesson

As an additional cost to cast this spell, waterbend {5}. (While paying a waterbend cost, you can tap your artifacts and creatures to help. Each one pays for {1}.) Return up to two target creatures to their owners' hands. Draw two cards.

Creature — Merfolk Scout

Flying When this creature enters, create a Map token. (It's an artifact with "{1}, {T}, Sacrifice this token: Target creature you control explores. Activate only as a sorcery.")

Instant

Until end of turn, target creature you control has base power and toughness 4/4 and gains flying and hexproof. (It can't be the target of spells or abilities your opponents control.)

Enchantment — Aura

Enchant creature Enchanted creature doesn't untap during its controller's untap step. Waterbend {5}: Enchanted creature's owner shuffles it into their library. (While paying a waterbend cost, you can tap your artifacts and creatures to help. Each one pays for {1}.)

Land — Island Swamp

({T}: Add {U} or {B}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

Creature — Shapeshifter

Flash You may have this creature enter as a copy of an artifact or creature you control. Cycling {2} ({2}, Discard this card: Draw a card.)

Instant

Transform up to one target Werewolf you control. Creatures you control gain trample until end of turn.

Creature — Bat Cleric

Flying, vigilance Whenever you gain or lose life during your turn, this creature gets +1/+0 until end of turn.

Artifact

{2}, {T}, Sacrifice this artifact: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Creature — Human Pirate

When this creature enters, if you control an artifact, tap target artifact or creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Creature — Orc Monk

When this creature enters, return target nonland permanent card with mana value 2 or less from your graveyard to your hand. Flurry — Whenever you cast your second spell each turn, tap target creature an opponent controls.

Enchantment — Aura

Enchant artifact or creature When this Aura enters, you may pay {3}. If you do, tap enchanted permanent. Enchanted permanent doesn't untap during its controller's untap step.

Creature — Human Artificer

When this creature enters, draw a card. At the beginning of combat on your turn, if you control an Equipment, you may pay {1}. When you do, attach target Equipment you control to target creature you control.

Sorcery

Gift a card (You may promise an opponent a gift as you cast this spell. If you do, they draw a card before its other effects.) Destroy target artifact or enchantment. If the gift was promised, instead destroy two target artifacts and/or enchantments.

Creature — Goblin Knight

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

Creature — Human Nomad Cleric

{W}, {T}: Search your library for a land card, reveal it, put it into your hand, then shuffle. Activate only if an opponent controls more lands than you.

Creature — Snake Druid

{T}: Add {C}{C}.

Enchantment Creature — Snake Druid

Other enchantment creatures you control get +1/+1. {G}, {T}: Copy target activated or triggered ability you control from an enchantment source. You may choose new targets for the copy. (Mana abilities can't be targeted.)

Artifact — Equipment

Equipped creature gets +1/+1 and has reach and "Whenever this creature attacks, tap target creature an opponent controls." Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Artifact Creature — Equipment Spider

Reach Equipped creature gets +1/+4 and has reach. Reconfigure {4} ({4}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Creature — Insect Archer

Reach Cycling {X}{G}{G} ({X}{G}{G}, Discard this card: Draw a card.) When you cycle this card, destroy up to one target artifact or enchantment with mana value X.

Enchantment

When this enchantment enters, exile target nonland permanent an opponent controls until this enchantment leaves the battlefield.

Creature — Spider Hero

When this creature enters, put a +1/+1 counter on each other creature you control.

Creature — Spider Hero

When this creature enters, put a +1/+1 counter on each other creature you control.

Creature — Shapeshifter

Changeling (This card is every creature type.) Reach When this creature enters, if there are three or more creature cards in your graveyard, you gain 5 life.

Artifact

When this artifact enters, draw a card. {T}, Sacrifice this artifact: Target creature can't be blocked this turn. If it's a Vampire, it also gains lifelink until end of turn.

Artifact — Spacecraft

When this Spacecraft enters, create a 2/2 colorless Robot artifact creature token. Station (Tap another creature you control: Put charge counters equal to its power on this Spacecraft. Station only as a sorcery. It's an artifact creature at 9+.) 9+ | Flying, first strike

Creature — Drix Artificer

When this creature enters, put a +1/+1 counter on each of up to two target creatures. Warp {2}{W} (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.)

Enchantment

When this enchantment enters, if you cast it, shuffle your hand and graveyard into your library, then draw seven cards. The first spell each player casts during each of their turns may be cast without paying its mana cost.

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Create a 1/1 white Human creature token. II — Create a Food token. III — Put X +1/+1 counters on target creature you control, where X is one plus the number of Foods you control.

Creature — Vampire

Flying Whenever one or more other creatures you control with power 2 or less enter, draw a card. This ability triggers only once each turn.

Artifact

At the beginning of your end step, if you control no untapped lands, you gain 2 life.

Artifact — Equipment

When this Equipment enters, you gain 2 life. Equipped creature gets +1/+1. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Creature — Human Bear Druid

{T}: Add {G}. Threshold — This creature gets +3/+3 as long as there are seven or more cards in your graveyard.

Enchantment

Legendary creature spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting a legendary creature spell pays for {1} or one mana of that creature's color.) Whenever your commander attacks, 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."

Instant — Arcane

Teamwork 2 (As an additional cost to cast this spell, you may tap any number of creatures you control with total power 2 or more.) Counter target spell unless its controller pays {2}. Counter that spell unless its controller pays {4} instead if this spell was cast using teamwork.

Creature — Human Knight

Sacrifice this creature: Destroy target artifact or enchantment. Activate only as a sorcery.

Creature — Cat Spirit Avatar

Trample Whenever this creature enters or attacks, you may sacrifice a token or a land. If you do, you gain 3 life. Disappear — At the beginning of your end step, if a permanent left the battlefield under your control this turn, draw a card.