The List

Mark of Mutiny

Mark of Mutiny {2}{R}

Sorcery
Gain control of target creature until end of turn. Put a +1/+1 counter on it and untap it. That creature gains haste until end of turn.
The flame of anger is hard to douse once lit.
Preyseizer Dragon

Preyseizer Dragon {4}{R}{R}

Creature - Dragon
Flying
Devour 2
Whenever Preyseizer Dragon attacks, it deals damage to any target equal to the number of +1/+1 counters on Preyseizer Dragon.
4/4
Rivals' Duel

Rivals' Duel {3}{R}

Sorcery
Choose two target creatures that share no creature types. Those creatures fight each other.
They could agree on one thing only: one of them must die.
Felidar Umbra

Felidar Umbra {1}{W}

Enchantment - Aura
Enchant creature
Enchanted creature has lifelink.
{1}{W}: Attach Felidar Umbra to target creature you control.
Umbra armor
Nest Invader

Nest Invader {1}{G}

Creature - Eldrazi Drone
When Nest Invader enters, create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this creature: Add {C}."
It nurtures its masters' glorious future.
2/2
Ondu Giant

Ondu Giant {3}{G}

Creature - Giant Druid
When Ondu Giant enters, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
Some druids nurture gardens. Others nurture continents.
2/4
Quiet Disrepair

Quiet Disrepair {1}{G}

Enchantment - Aura
Enchant artifact or enchantment
At the beginning of your upkeep, choose one —
• Destroy enchanted permanent.
• You gain 2 life.
Silhana Ledgewalker

Silhana Ledgewalker {1}{G}

Creature - Elf Rogue
Hexproof
Silhana Ledgewalker can't be blocked except by creatures with flying.
Street folk call them "spire mice," but behind the mockery is an unspoken envy of the ledgewalkers' skill at avoiding harm.
1/1
Tukatongue Thallid

Tukatongue Thallid {G}

Creature - Fungus
When Tukatongue Thallid dies, create a 1/1 green Saproling creature token.
Jund's thallids tried to disguise their deliciousness by covering themselves in spines harvested from the tukatongue tree.
1/1
Baleful Strix

Baleful Strix {U}{B}

Artifact Creature - Bird
Flying, deathtouch
When Baleful Strix enters, draw a card.
Its beak rends flesh and bone, exposing the tender marrow of dream.
1/1
Bituminous Blast

Bituminous Blast {3}{B}{R}

Instant
Cascade
Bituminous Blast deals 4 damage to target creature.
Bloodbraid Elf

Bloodbraid Elf {2}{R}{G}

Creature - Elf Berserker
Haste
Cascade
3/2
Deny Reality

Deny Reality {3}{U}{B}

Sorcery
Cascade
Return target permanent to its owner's hand.
Dimir Infiltrator

Dimir Infiltrator {U}{B}

Creature - Spirit
Dimir Infiltrator can't be blocked.
Transmute {1}{U}{B}
1/3
Dragonlair Spider

Dragonlair Spider {2}{R}{R}{G}{G}

Creature - Spider
Reach
Whenever an opponent casts a spell, create a 1/1 green Insect creature token.
Swarms thrive in its nest, feeding on leathery bits of discarded wing.
5/6
Fires of Yavimaya

Fires of Yavimaya {1}{R}{G}

Enchantment
Creatures you control have haste.
Sacrifice Fires of Yavimaya: Target creature gets +2/+2 until end of turn.
Fusion Elemental

Fusion Elemental {W}{U}{B}{R}{G}

Creature - Elemental
As the shards merged into the Maelstrom, their mana energies fused into new monstrosities.
8/8
Kathari Remnant

Kathari Remnant {2}{U}{B}

Creature - Bird Skeleton
Flying
{B}: Regenerate Kathari Remnant.
Cascade
0/1
Imperious Perfect

Imperious Perfect {2}{G}

Creature - Elf Warrior
Other Elves you control get +1/+1.
{G}, {T}: Create a 1/1 green Elf Warrior creature token.
2/2
Abolish

Abolish {1}{W}{W}

Instant
You may discard a Plains card rather than pay this spell's mana cost.
Destroy target artifact or enchantment.
As war raged on, the young mages became more direct in their tactics, often at great cost.
Scoria Cat

Scoria Cat {3}{R}{R}

Creature - Cat
Scoria Cat gets +3/+3 as long as you control no untapped lands.
Like a volcano, it too can erupt without warning.
3/3
Squirrel Wrangler

Squirrel Wrangler {2}{G}{G}

Creature - Human Druid
{1}{G}, Sacrifice a land: Create two 1/1 green Squirrel creature tokens.
{1}{G}, Sacrifice a land: Squirrel creatures get +1/+1 until end of turn.
"Gnawed to death. Bad way to go."
2/2
Vintara Snapper

Vintara Snapper {G}{G}

Creature - Turtle
Vintara Snapper has shroud as long as you control no untapped lands.
"The snapper is still when all else moves
And strikes when all are dozing."
—Tales of the Vintara Forest
2/2
Reveille Squad

Reveille Squad {2}{W}{W}

Creature - Human Rebel
Whenever one or more creatures attack you, if Reveille Squad is untapped, you may untap all creatures you control.
"To arms! To arms! The Lion roars!"
3/3
Denying Wind

Denying Wind {7}{U}{U}

Sorcery
Search target player's library for up to seven cards and exile them. Then that player shuffles.
"The third wind of ascension is Eliminator, clearing Keld's path to victory."
—Keld Triumphant