Demon's Den

Legendary Creature — Human Beast Warrior

Haste The Howling Abomination has trample as long as you've cast three or more spells this turn. Whenever The Howling Abomination becomes the target of a spell, it gets +2/+2 until end of turn and deals 2 damage to each opponent.

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.) I, II, III — Create a 1/1 black and green Insect creature token. IV — Sacrifice any number of creatures. Search your library and/or graveyard for a creature card with mana value less than or equal to the number of creatures sacrificed this way and put it onto the battlefield. If you search your library this way, shuffle.

Land — Sphere

This land enters tapped. {T}: Add {G}. {1}{G}, {T}, Sacrifice this land: Draw a card.

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Create a 3/3 green Beast creature token. II — You may sacrifice a creature. If you do, search your library for a creature or basic land card, reveal it, put it into your hand, then shuffle. III — Up to two target creatures each get +2/+2 and gain trample until end of turn.

Legendary Artifact — Equipment

Whenever equipped creature deals combat damage to a player, look at that many cards from the top of your library. You may exile a nonland card from among them. Put the rest on the bottom of your library in a random order. You may cast the exiled card without paying its mana cost. Equip {2}{U}

Legendary Creature — Human Villain

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Whenever you attack, you may pay 2 life. If you do, until end of turn, creatures you control with toughness greater than their power assign combat damage equal to their toughness rather than their power.

Instant

Sneak {1}{W} (You may cast this spell for {1}{W} if you also return an unblocked attacker you control to hand during the declare blockers step.) Create three 1/1 white Ninja Turtle Spirit creature tokens. If this spell's sneak cost was paid, they enter tapped and attacking.

Legendary Creature — Elder Cat Turtle

Vigilance, reach When The Lion-Turtle enters, you gain 3 life. The Lion-Turtle can't attack or block unless there are three or more Lesson cards in your graveyard. {T}: Add one mana of any color.

Legendary Artifact — Vehicle

Flying You may look at the top card of your library any time. As long as The Lunar Whale attacked this turn, you may play the top card of your library. Crew 1

Legendary Creature — Human Bard Performer

This spell costs {1} less to cast for each creature that attacked this turn. Menace (This creature can't be blocked except by two or more creatures.)

Legendary Creature — Human Villain

Other Villains you control get +2/+1. {1}{B}, Discard this card: Search your library for a Plan card, reveal it, put it into your hand, then shuffle.

Legendary Creature — Human Artificer Ally

Whenever you cast a noncreature spell, create a Clue token. (It's an artifact with "{2}, Sacrifice this token: Draw a card.") {T}: Until end of turn, target artifact token you control becomes a 3/1 Construct artifact creature with flying.

Legendary Artifact Creature — Robot

When The Motherlode enters, choose target opponent. You get an amount of {E} (energy counters) equal to the number of nonbasic lands that player controls. Whenever The Motherlode attacks, you may pay {E}{E}{E}{E}. When you do, destroy target nonbasic land defending player controls, and creatures that player controls without flying can't block this turn.

Legendary Creature — Human Advisor

When The Mouth of Sauron enters, target player mills three cards. Then amass Orcs X, where X is the number of instant and sorcery cards in that player's graveyard. (Put X +1/+1 counters on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.)

Legendary Creature — Plant

Landfall — Whenever a land you control enters, create a 0/1 green Plant creature token. If you control seven or more lands with different names, create a 2/2 black Zombie creature token instead. Land cards in your graveyard have dredge 2. (You may return a land card from your graveyard to your hand and mill two cards instead of drawing a card.)

Legendary Creature — Elf Rebel

Flying Alliance — Whenever another creature you control enters, The Neutrinos get +1/+0 until end of turn. Whenever The Neutrinos attack, exile up to one target creature you own, then return it to the battlefield under your control tapped and attacking.

Sorcery

Choose a creature at random. You gain control of that creature until end of turn. Untap it. It gains haste until end of turn. Then destroy all other creatures.

Legendary Artifact — Vehicle

Flying Whenever you cast a noncreature spell, if at least four mana was spent to cast it, The Prima Vista becomes an artifact creature until end of turn. Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Exile up to one target creature. II — Target creature you control gets +2/+2 and gains flying until end of turn. III — Return the exiled card to the battlefield under its owner's control.

Legendary Creature — Shapeshifter

If The Prismatic Piper is your commander, choose a color before the game begins. The Prismatic Piper is the chosen color. Partner (You can have two commanders if both have partner.)

Legendary Artifact — Vehicle

Flying Whenever another nontoken artifact you control enters, create a 2/2 white Human Knight creature token with "This token gets +2/+2 as long as an artifact entered the battlefield under your control this turn." Crew 2

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Destroy target tapped creature an opponent controls. II — Whenever an Assassin you control attacks this turn, put a +1/+1 counter on it. III — Return target Assassin creature card from your graveyard to the battlefield with an additional +1/+1 counter on it.

Sorcery

The Ring tempts you. Then reveal cards from the top of your library until you reveal X land cards, where X is the number of legendary creatures you control. Put those land cards onto the battlefield tapped and the rest on the bottom of your library in a random order.

Creature — Human Shaman

Defender {T}: This creature deals 1 damage to each opponent. Whenever you cast an instant or sorcery spell, untap this creature.

Legendary Creature — Human Villain

The Ruinous Wrecking Crew enters with X +1/+1 counters on it. When The Ruinous Wrecking Crew enters, choose up to X — • Discard a card, then draw a card. • Target opponent loses 2 life. • Destroy target token. • Each player sacrifices a creature of their choice.

Legendary Enchantment

Creature spells you cast cost {2} less to cast. Whenever a creature you control enters, if you cast it, destroy that creature, then create a 2/2 black Zombie Druid creature token.

Instant

Put target creature on the bottom of its owner's library. You lose 2 life unless you control a Villain.

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Gain control of up to two target creatures with total mana value 6 or less for as long as this Saga remains on the battlefield. II — Creatures you control get +1/+1 and gain vigilance until end of turn. III — Target creature you control fights up to one other target creature.

Land — Sphere

This land enters tapped. {T}: Add {U}. {1}{U}, {T}, Sacrifice this land: Draw a card.

Legendary Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.) I, II, III — Mill two cards. If two cards that share a card type were milled this way, draw a card and repeat this process. IV — Exile any number of target instant, sorcery, and/or Tamiyo planeswalker cards from your graveyard. Copy them. You may cast any number of the copies.

Legendary Creature — Serpent

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Legendary Creature — Human Hero

Trample Whenever one or more Heroes you control deal damage to a player, put two +1/+1 counters on The Thing.

Sorcery

Target opponent reveals their hand. You choose a nonland card from it. That player discards that card. Amass Orcs 2. (Put two +1/+1 counters on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.)

Enchantment — Saga

Read ahead (Choose a chapter and start with that many lore counters. Add one after your draw step. Skipped chapters don't trigger. Sacrifice after III.) I — Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. II — Create a 1/1 green Saproling creature token. III — Domain — Target creature you control gets +X/+X and gains trample until end of turn, where X is the number of basic land types among lands you control.

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Destroy target creature an opponent controls with mana value 2 or less. II — Create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") III — Create a Wicked Role token attached to target creature you control.

Enchantment

When this enchantment enters, manifest dread twice. (To manifest dread, look at the top two cards of your library. Put one onto the battlefield face down as a 2/2 creature and the other into your graveyard. Turn it face up any time for its mana cost if it's a creature card.) Whenever a face-down creature you control enters, draw a card.

Sorcery

Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Creature — Basilisk

Whenever this creature blocks or becomes blocked by a non-Wall creature, destroy that creature at end of combat.

Creature — Elemental Rhino

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Other Elementals you control have trample.

Creature — Eldrazi

Devoid (This card has no color.) When you cast this spell, exile up to one target noncreature, nonland permanent an opponent controls with mana value 4 or less. If you do, Thief of Existence gains "When this creature leaves the battlefield, target opponent draws a card."

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/+1, has "Whenever this creature deals combat damage to a player, draw a card," and is a Rogue in addition to its other types. Equip {4}

Artifact — Equipment

When this Equipment enters, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Equipped creature can't be blocked as long as its power is 3 or less. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)