Collectish

Legendary Creature — Shapeshifter

Changeling (This card is every creature type.) As Morophon enters, choose a creature type. Spells of the chosen type you cast cost {W}{U}{B}{R}{G} less to cast. This effect reduces only the amount of colored mana you pay. Other creatures you control of the chosen type get +1/+1.

Creature — Beast

Vigilance

Creature — Plant Skeleton

Kicker {3} (You may pay an additional {3} as you cast this spell.) If this creature was kicked, it enters with three +1/+1 counters on it. Whenever one or more +1/+1 counters are put on a creature you control, if this card is in your graveyard, you may put this card on top of your library.

Creature — Vampire Knight

Trample This creature enters with a +1/+1 counter on it if an opponent lost life this turn.

Sorcery

Return up to one target creature card from your graveyard to your hand. 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

Choose one — • Create a 1/1 colorless Robot artifact creature token. • Target creature gets +3/+0 and gains first strike until end of turn.

Artifact

When this artifact enters or leaves the battlefield, create a 1/1 colorless Robot artifact creature token. {4}{R}, Sacrifice this artifact: It deals 3 damage to target creature.

Artifact Creature — Robot

This creature can't attack unless you control another artifact.

Snow Land

{T}: Add {C}. {4}{S}, {T}, Sacrifice this land: It deals 4 damage to target creature. ({S} can be paid with one mana from a snow source.)

Creature — Elemental

Flying Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.) When this creature enters, creatures your opponents control get -3/-0 until your next turn.

Legendary Creature — Dog

Vigilance, trample If one or more +1/+1 counters would be put on Mowu, that many plus one +1/+1 counters are put on it instead.

Artifact

If this artifact would enter, you may discard a land card instead. If you do, put this artifact onto the battlefield. If you don't, put it into its owner's graveyard. {T}: Add one mana of any color.

Instant

Counter target instant or sorcery spell. Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

Creature — Eldrazi Dinosaur

Devoid (This card has no color.) Deworded (This creature counts as having no abilities.) When you cast this spell, put a primeval counter on target creature. (A creature with a primeval counter loses all abilities and can't gain abilities.)

Creature — Beast

Trample This creature gets +3/+3 as long as there is a land card in your graveyard.

Creature — Troll Warrior

Creature — Plant Elemental

Kicker {1}{G} (You may pay an additional {1}{G} as you cast this spell.) When this creature enters, if it was kicked, return target card with a kicker ability from your graveyard to your hand.

Instant

Destroy target creature.

Creature — Bird

Flying Whenever another creature dies, you may draw a card. If you do, discard a card.

Sorcery

Destroy target tapped creature. Madness {1}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Creature — Human Wizard

Whenever you cast an instant or sorcery spell, create a 1/1 blue Bird Illusion creature token with flying.

Instant

Target creature gets +X/+X until end of turn, where X is 3 plus the number of cards named Muscle Burst in all graveyards.

Instant

Create a 3/3 blue and red Elemental creature token with flying. Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Creature — Centaur Soldier

When this creature dies, create a 2/2 white and blue Detective creature token. Disguise {1}{W} (You may cast this card face down for {3} as a 2/2 creature with ward {2}. Turn it face up any time for its disguise cost.)

Creature — Vedalken Mutant

Flying, vigilance This creature gets +1/+0 for each transformed permanent you control.

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.")