Soul of Theros

Creature - Avatar

Vigilance

: Creatures you control get +2/+2 and gain first strike and lifelink until end of turn.

, Exile Soul of Theros from your graveyard: Creatures you control get +2/+2 and gain first strike and lifelink until end of turn.

Sungrace Pegasus

Creature - Pegasus

Flying (This creature can't be blocked except by creatures with flying or reach.)

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

The sacred feathers of the pegasus are said to have healing powers.

Tireless Missionaries

Creature - Human Cleric

When Tireless Missionaries enters the battlefield, you gain 3 life.

If they succeed in their holy work, their order will vanish into welcome obscurity, for there will be no more souls to redeem.

Wall of Essence

Creature - Wall

Defender (This creature can't attack.)

Whenever Wall of Essence is dealt combat damage, you gain that much life.

The ceiling and the floor fell in love, but only the wall knew.
-Dal saying

Warden of the Beyond

Creature - Human Wizard

Vigilance (Attacking doesn't cause this creature to tap.)

Warden of the Beyond gets +2/+2 as long as an opponent owns a card in exile.

He draws strength from a vast source few mortals can fathom.
Designed by Isaiah Cartwright

Aeronaut Tinkerer

Creature - Human Artificer

Aeronaut Tinkerer has flying as long as you control an artifact. (It can't be blocked except by creatures with flying or reach.)

"All tinkerers have their heads in the clouds. I don't intend to stop there."

Amphin Pathmage

Creature - Salamander Wizard

: Target creature can't be blocked this turn.

"There are those who do not believe in the existence of the amphin. This seems somehow to be of their own design."
-Gor Muldrak, Cryptohistories

Chasm Skulker

Creature - Squid Horror

Whenever you draw a card, put a +1/+1 counter on Chasm Skulker.

When Chasm Skulker dies, put X 1/1 blue Squid creature tokens with islandwalk onto the battlefield, where X is the number of +1/+1 counters on Chasm Skulker. (They can't be blocked as long as defending player controls an Island.)

Designed by Mike Neumann

Chief Engineer

Creature - Vedalken Artificer

Artifact spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting an artifact spell pays for or one mana of that creature's color.)

An eye for detail, a mind for numbers, a soul of clockwork.

Coral Barrier

Creature - Wall

Defender (This creature can't attack.)

When Coral Barrier enters the battlefield, put a 1/1 blue Squid creature token with islandwalk onto the battlefield. (It can't be blocked as long as defending player controls an Island.)

Diffusion Sliver

Creature - Sliver

Whenever a Sliver creature you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays .

"The hive shimmered, and its walls seemed a living mirror."
-Hastric, Thunian scout

Frost Lynx

Creature - Elemental Cat

When Frost Lynx enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

It readily attacks much larger prey, knowing retaliation is impossible.

Fugitive Wizard

Creature - Human Wizard

"The law has its place-as a footnote in my spellbook."
-Siyani, fugitive mage

Glacial Crasher

Creature - Elemental

Trample (If this creature would assign enough damage to its blockers to destroy them, you may have it assign the rest of its damage to defending player or planeswalker.)

Glacial Crasher can't attack unless there is a Mountain on the battlefield.

Illusory Angel

Creature - Angel Illusion

Flying

Cast Illusory Angel only if you've cast another spell this turn.

"Yes, she is made of pure belief-but I hardly see why that makes her unique."
-Reith, master illusionist

Jalira, Master Polymorphist

Legendary Creature - Human Wizard

, , Sacrifice another creature: Reveal cards from the top of your library until you reveal a nonlegendary creature card. Put that card onto the battlefield and the rest on the bottom of your library in a random order.

"You can become anything if I just put my mind to it."

Jorubai Murk Lurker

Creature - Leech

Jorubai Murk Lurker gets +1/+1 as long as you control a Swamp.

: Target creature gains lifelink until end of turn. (Damage dealt by the creature also causes its controller to gain that much life.)

Kapsho Kitefins

Creature - Fish

Flying

Whenever Kapsho Kitefins or another creature enters the battlefield under your control, tap target creature an opponent controls.

"It's a truly disconcerting sight to see their shadows cast upon the deck."
-Captain Triff

Master of Predicaments

Creature - Sphinx

Flying

Whenever Master of Predicaments deals combat damage to a player, choose a card in your hand. That player guesses whether the card's converted mana cost is greater than 4. If the player guessed wrong, you may cast the card without paying its mana cost.

Designed by David Sirlin

Mercurial Pretender

Creature - Shapeshifter

You may have Mercurial Pretender enter the battlefield as a copy of any creature you control except it gains ": Return this creature to its owner's hand."

The king went off to find himself. Imagine his terror when he succeeded.

Nimbus of the Isles

Creature - Elemental

Flying (This creature can't be blocked except by creatures with flying or reach.)

The people of the Sevick Isles have a unique understanding of the term "ominous clouds."

Paragon of Gathering Mists

Creature - Human Wizard

Other blue creatures you control get +1/+1.

, : Another target blue creature you control gains flying until end of turn.

Quickling

Creature - Faerie Rogue

Flash (You may cast this spell any time you could cast an instant.)

Flying

When Quickling enters the battlefield, sacrifice it unless you return another creature you control to its owner's hand.

Research Assistant

Creature - Human Wizard

, : Draw a card, then discard a card.

There are many words and phrases that can cause an experienced wizard to tremble in fear. Chief among them is "oops."

Soul of Ravnica

Creature - Avatar

Flying

: Draw a card for each color among permanents you control.

, Exile Soul of Ravnica from your graveyard: Draw a card for each color among permanents you control.

Stormtide Leviathan

Creature - Leviathan

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

All lands are Islands in addition to their other types.

Creatures without flying or islandwalk can't attack.

Welkin Tern

Creature - Bird

Flying (This creature can't be blocked except by creatures with flying or reach.)

Welkin Tern can block only creatures with flying.

"It preys on other birds. And drakelings. And drakes. Pretty much anything that crosses its flight path is fair game."
-Amira, skycaptain of Thune

Black Cat

Creature - Zombie Cat

When Black Cat dies, target opponent discards a card at random.

Its last life is spent tormenting your dreams.

Blood Host

Creature - Vampire

, Sacrifice another creature: Put a +1/+1 counter on Blood Host and you gain 2 life.

It would be ill-mannered to decline his invitation. It would be ill-advised to accept it.

Carrion Crow

Creature - Zombie Bird

Flying (This creature can't be blocked except by creatures with flying or reach.)

Carrion Crow enters the battlefield tapped.

When carrion feeds on carrion, dark days approach.

Cruel Sadist

Creature - Human Assassin

, , Pay 1 life: Put a +1/+1 counter on Cruel Sadist.

, , Remove X +1/+1 counters from Cruel Sadist: Cruel Sadist deals X damage to target creature.

Face of innocence. Hand of death.
Designed by Edmund McMillen

Gravedigger

Creature - Zombie

When Gravedigger enters the battlefield, you may return target creature card from your graveyard to your hand.

His grim ritual ushers the dead to their new life.

Indulgent Tormentor

Creature - Demon

Flying

At the beginning of your upkeep, draw a card unless target opponent sacrifices a creature or pays 3 life.

The promise of anguish is payment enough for services rendered.

Leeching Sliver

Creature - Sliver

Whenever a Sliver you control attacks, defending player loses 1 life.

"Seeing one slowly devour one of my party begged the question-do they know what cruelty is?"
-Hastric, Thunian scout

Necrogen Scudder

Creature - Horror

Flying

When Necrogen Scudder enters the battlefield, you lose 3 life.

Contrary to popular belief, it's kept aloft by necrogen gas, not the screaming agony of a thousand murdered souls.

Necromancer's Assistant

Creature - Zombie

When Necromancer's Assistant enters the battlefield, put the top three cards of your library into your graveyard.

Zombies and necromancers agree: easy access to brains is preferred.

Nightfire Giant

Creature - Zombie Giant

Nightfire Giant gets +1/+1 as long as you control a Mountain.

: Nightfire Giant deals 2 damage to target creature or player.

Nightfire turns the greatest weakness of the undead into formidable strength.

Ob Nixilis, Unshackled

Legendary Creature - Demon

Flying, trample

Whenever an opponent searches his or her library, that player sacrifices a creature and loses 10 life.

Whenever another creature dies, put a +1/+1 counter on Ob Nixilis, Unshackled.

Designed by Brad Muir

Paragon of Open Graves

Creature - Skeleton Warrior

Other black creatures you control get +1/+1.

, : Another target black creature you control gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

Rotfeaster Maggot

Creature - Insect

When Rotfeaster Maggot enters the battlefield, exile target creature card from a graveyard. You gain life equal to that card's toughness.

Is it at the top of the food chain or the bottom?