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Creature — Dog

Sacrifice a Food: Put a +1/+1 counter on this creature. It gains vigilance until end of turn. Activate only as a sorcery.

Enchantment

When this enchantment enters, create a 1/1 white Spirit creature token with flying. Morbid — At the beginning of your end step, if a creature died this turn, populate. (Create a token that's a copy of a creature token you control.)

Creature — Shapeshifter

Changeling (This card is every creature type.) When this creature enters, create a tapped Mutavault token. (It's a land with "{T}: Add {C}" and "{1}: This token becomes a 2/2 creature with all creature types until end of turn. It's still a land.")

Instant

({G/P} can be paid with either {G} or 2 life.) Target creature gets +2/+2 until end of turn.

Legendary Creature — Ooze Mutant

Trample Activated abilities of artifact tokens you control cost {1} less to activate. When Mutagen Man enters, create X Mutagen tokens. (They're artifacts with "{1}, {T}, Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")

Sorcery

Destroy up to one target artifact, enchantment, or creature with flying. Create a Mutagen token. (It's an artifact with "{1}, {T}, Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.")

Land

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {G} or {U}.

Creature — Eldrazi Horror

Devoid (This card has no color.) When you cast this spell, remove all counters from up to one target permanent or opponent. The next spell you cast this turn costs {1} less to cast for each counter removed this way. Deathtouch

Instant

Permanents you control with counters on them gain hexproof and indestructible until end of turn. Prevent all damage that would be dealt to those permanents this turn. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Sorcery

Choose odd or even. Destroy each creature with mana value of the chosen quality. Then gain control of all creatures until end of turn. Untap them. They gain haste until end of turn. (Zero is even.)

Creature — Human Scout

When this creature enters, search your library for a creature card with deathtouch, hexproof, reach, or trample and reveal it. Shuffle and put that card on top.

Artifact

When this artifact enters or is put into a graveyard from the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Artifact Creature — Myr Construct

When this creature enters, create four 1/1 colorless Myr artifact creature tokens. Whenever this creature attacks, you may tap X untapped Myr you control. If you do, this creature gets +X/+0 until end of turn and deals X damage to the player or planeswalker it's attacking.

Legendary Creature — Human Soldier

During your turn, your opponents can't cast spells or activate abilities of artifacts, creatures, or enchantments. Whenever Myrel attacks, create X 1/1 colorless Soldier artifact creature tokens, where X is the number of Soldiers you control.

Artifact Creature — Myr

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

Land

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

Sorcery

Roll a d20. 1—9 | Choose an opponent. That player sacrifices a creature of their choice. 10—19 | Each opponent sacrifices a creature of their choice. 20 | Each opponent sacrifices a creature with the greatest power among creatures that player controls.

Artifact Creature — Myr

When this creature dies, return another target artifact card from your graveyard to your hand.

Creature — Human Wizard

When this creature enters, create a 0/1 black Wizard creature token with "Whenever you cast a noncreature spell, this token deals 1 damage to each opponent."

Legendary Creature — Human Villain

When Mysterio enters, create a 3/3 blue Illusion Villain creature token for each nontoken Villain you control. Exile those tokens when Mysterio leaves the battlefield.

Creature — Illusion Villain

Flying, vigilance Whenever this creature attacks, mill a card. (Put the top card of your library into your graveyard.)

Creature — Human Rogue

Flash When this creature enters, for each graveyard with an instant or sorcery card in it, exile target instant or sorcery card from that graveyard. If two or more cards are exiled this way, choose one of them at random and copy it. You may cast the copy without paying its mana cost.

Instant

This spell costs {2} less to cast if it targets a blue spell. Counter target spell unless its controller pays {3}.

Instant

Search your library for an instant or sorcery card, reveal it, then shuffle and put that card on top.

Instant

Choose three. You may choose the same mode more than once. • Counter target spell unless its controller pays {3}. • Return target creature to its owner's hand. • Draw a card.

Artifact

You may look at the top card of your library any time. You may cast artifact spells and colorless spells from the top of your library. {T}, Pay 1 life: Exile the top card of your library.

Land

{T}: Add {C}. {W/U}, {T}: Add {W}{W}, {W}{U}, or {U}{U}.

Land

This land enters tapped. {T}: Add {U}, {R}, or {W}.

Instant

Choose target nonlegendary creature. The next time one or more creatures or planeswalkers enter this turn, they enter as copies of the chosen creature. Foretell {U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Enchantment

Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Whenever an opponent casts a noncreature spell, you may draw a card unless that player pays {4}.

Land — Island

({T}: Add {U}.) This land enters tapped unless you control three or more other Islands. When this land enters untapped, you may put target instant or sorcery card from your graveyard on top of your library.

Legendary Creature — Human Wizard

If a Wizard you control entering causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Creature — Elf Warrior

Whenever a token you control leaves the battlefield, each opponent loses 1 life and you gain 1 life.

Creature — Snake Shapeshifter

You may have this creature enter as a copy of any creature on the battlefield. Renew — {2}{U}, Exile this card from your graveyard: Put a +1/+1 counter on target nonlegendary creature you control. Each other creature you control becomes a copy of that creature until end of turn. Activate only as a sorcery.

Sorcery

Sacrifice X lands. For each land sacrificed this way, draw a card. You may play X additional lands this turn. Lands you control enter tapped this turn.

Legendary Creature — Human Rogue

You may look at the top card of your library any time. You may cast Cleric, Rogue, Warrior, and Wizard spells from the top of your library. At the beginning of combat on your turn, if you have a full party, put a +1/+1 counter on each creature you control and those creatures gain deathtouch until end of turn.

Legendary Creature — Mutant Merfolk Villain

Flying Each other Merfolk you control with a +1/+1 counter on it has flying. At the beginning of combat on your turn, target creature you control connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on that creature.)

Sorcery

Choose target creature you control. Each other creature becomes a copy of that creature until end of turn, except it isn't legendary.

Legendary Creature — Human Monk

At the beginning of your end step, you may discard your hand. If you do, draw cards equal to the number of spells you've cast this turn.

Legendary Planeswalker — Narset

Each opponent can't draw more than one card each turn. −2: Look at the top four cards of your library. You may reveal a noncreature, nonland card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Instant

Copy target instant or sorcery spell, then return it to its owner's hand. You may choose new targets for the copy.

Legendary Creature — Rat Ninja

Ninjutsu {3}{B} ({3}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever Nashi deals combat damage to a player, exile the top card of each player's library. Until end of turn, you may play one of those cards. If you cast a spell this way, pay life equal to its mana value rather than paying its mana cost.

Instant

As an additional cost to cast this spell, sacrifice a creature. Draw two cards. If the sacrificed creature was legendary, draw three cards instead.

Instant

Destroy target artifact or enchantment.

Instant

Destroy target artifact or enchantment. Its controller gains 4 life.