Robert Bliss

For the first time in his life, Grakk felt a little warm and fuzzy inside.

Pacifism

Enchanted creature cannot attack or block.

Enchant creature
Enchanted creature can't attack or block.

Keening Banshee

Flying
When this creature enters, target creature gets -2/-2 until end of turn.

"They exist only so long as the living take no notice."
—Kifimbo, Shadow guildmage

Skulking Ghost

Flying
When this creature becomes the target of a spell or ability, sacrifice it.

Polymorph

Destroy target creature. It can't be regenerated. Its controller reveals cards from the top of their library until they reveal a creature card. The player puts that card onto the battlefield, then shuffles all other cards revealed this way into their library.

Goblin Elite Infantry

Whenever this creature blocks or becomes blocked, it gets -1/-1 until end of turn.

Her cold wail echoes in the alleys and under-eaves, finding the unfortunate and turning their blood to ice.

"Think of them not as failures but as works in progress."
—Volrath

Mortuary

Whenever a creature is put into your graveyard from the battlefield, put that card on top of your library.

It's so hard to find good help these days.

Morgue Thrull

Sacrifice this creature: Mill three cards.

Cannibalize

Choose two target creatures controlled by the same player. Exile one of those creatures and put two +1/+1 counters on the other.

"You will learn to earn death."
—Volrath

Reanimate

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to that card's mana value.

"Life for life: this is the immutable law."
—Panya, Granger Guildmage

Withering Boon

As an additional cost to cast this spell, pay 3 life.
Counter target creature spell.

"Stepping through time is like riding a camel. It may get you where you want to go, but the ride is rarely pleasant."
—Teferi

Teferi's Curse

Enchant artifact or creature
Enchanted permanent has phasing. (It phases in or out before its controller untaps during each of their untap steps. While it's phased out, it's treated as though it doesn't exist.)

Only those who have nothing have nothing to fear.

Phyrexian Purge

This spell costs 3 life more to cast for each target.
Destroy any number of target creatures.

"I see a great victory and rivers of blood. And . . . hmm, looks like a spleen."
—Grishnak, goblin soothsayer

Goblin Soothsayer

{R}, {T}, Sacrifice a Goblin: Red creatures get +1/+1 until end of turn.

"Big one I, One big eye. One-eye see Two-eye die!"
—Traditional cyclops chant

Ekundu Cyclops

If a creature you control attacks, this creature also attacks if able.

A crash of rhinos in my head
—Femeref expression meaning "a severe head pain"

Binding Agony

Enchant creature
Whenever enchanted creature is dealt damage, this Aura deals that much damage to that creature's controller.