Ethereal Armor | Enchantment | Aura | Enchant creature
Enchanted creature gets +1/+1 for each enchantment you control and has first strike. | Daarken
Swift Justice | Instant | | Until end of turn, target creature gets +1/+0 and gains first strike and lifelink. | Karl Kopinski
Trained Caracal | Creature | Cat | Lifelink (Damage dealt by this creature also causes you to gain that much life.) | James Ryman
Blustersquall | Instant | | Tap target creature you don't control.
Overload {3}{U} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.") | Willian Murai
Dispel | Instant | | Counter target instant spell. | Chase Stone
Downsize | Instant | | Target creature you don't control gets -4/-0 until end of turn.
Overload {2}{U} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.") | Ryan Pancoast
Faerie Impostor | Creature | Faerie Rogue | Flying
When Faerie Impostor enters the battlefield, sacrifice it unless you return another creature you control to its owner's hand. | Johann Bodin
Mizzium Skin | Instant | | Target creature you control gets +0/+1 and gains hexproof until end of turn.
Overload {1}{U} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.") | Scott Chou
Syncopate | Instant | | Counter target spell unless its controller pays {X}. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. | Clint Cearley
Cremate | Instant | | Exile target card from a graveyard.
Draw a card. | Cynthia Sheppard
Deviant Glee | Enchantment | Aura | Enchant creature
Enchanted creature gets +2/+1 and has "{R}: This creature gains trample until end of turn." | Michael C. Hayes
Drainpipe Vermin | Creature | Rat | When Drainpipe Vermin dies, you may pay {B}. If you do, target player discards a card. | Trevor Claxton
Shrieking Affliction | Enchantment | | At the beginning of each opponent's upkeep, if that player has one or fewer cards in hand, they lose 3 life. | Johann Bodin
Bellows Lizard | Creature | Lizard | {1}{R}: Bellows Lizard gets +1/+0 until end of turn. | Jack Wang
Dynacharge | Instant | | Target creature you control gets +2/+0 until end of turn.
Overload {2}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.") | Matt Stewart
Electrickery | Instant | | Electrickery deals 1 damage to target creature you don't control.
Overload {1}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.") | Greg Staples
Racecourse Fury | Enchantment | Aura | Enchant land
Enchanted land has "{T}: Target creature gains haste until end of turn." | Sam Burley
Street Spasm | Instant | | Street Spasm deals X damage to target creature without flying you don't control.
Overload {X}{X}{R}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.") | Raymond Swanland
Vandalblast | Sorcery | | Destroy target artifact you don't control.
Overload {4}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.") | Seb McKinnon
Centaur's Herald | Creature | Elf Scout | {2}{G}, Sacrifice Centaur's Herald: Create a 3/3 green Centaur creature token. | Howard Lyon
Giant Growth | Instant | | Target creature gets +3/+3 until end of turn. | Noah Bradley
Mana Bloom | Enchantment | | Mana Bloom enters the battlefield with X charge counters on it.
Remove a charge counter from Mana Bloom: Add one mana of any color. Activate only once each turn.
At the beginning of your upkeep, if Mana Bloom has no charge counters on it, return it to its owner's hand. | Mike Bierek
Slime Molding | Sorcery | | Create an X/X green Ooze creature token. | Marco Nelor
Urban Burgeoning | Enchantment | Aura | Enchant land
Enchanted land has "Untap this land during each other player's untap step." | Nic Klein
Judge's Familiar | Creature | Bird | Flying
Sacrifice Judge's Familiar: Counter target instant or sorcery spell unless its controller pays {1}. | Jack Wang
Dryad Militant | Creature | Dryad Soldier | If an instant or sorcery card would be put into a graveyard from anywhere, exile it instead. | Terese Nielsen
Blistercoil Weird | Creature | Weird | Whenever you cast an instant or sorcery spell, Blistercoil Weird gets +1/+1 until end of turn. Untap it. | Dan Scott
Nivmagus Elemental | Creature | Elemental | Exile an instant or sorcery spell you control: Put two +1/+1 counters on Nivmagus Elemental. (That spell won't resolve.) | Mike Bierek
Rakdos Cackler | Creature | Devil | Unleash (You may have this creature enter the battlefield with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.) | Ryan Barger
Deathrite Shaman | Creature | Elf Shaman | {T}: Exile target land card from a graveyard. Add one mana of any color.
{B}, {T}: Exile target instant or sorcery card from a graveyard. Each opponent loses 2 life.
{G}, {T}: Exile target creature card from a graveyard. You gain 2 life. | Steve Argyle
Slitherhead | Creature | Plant Zombie | Scavenge {0} ({0}, Exile this card from your graveyard: Put a number of +1/+1 counters equal to this card's power on target creature. Scavenge only as a sorcery.) | Greg Staples
Civic Saber | Artifact | Equipment | Equipped creature gets +1/+0 for each of its colors.
Equip {1} | Jung Park
Codex Shredder | Artifact | | {T}: Target player mills a card. (They put the top card of their library into their graveyard.)
{5}, {T}, Sacrifice Codex Shredder: Return target card from your graveyard to your hand. | Jason Felix
Pithing Needle | Artifact | | As Pithing Needle enters the battlefield, choose a card name.
Activated abilities of sources with the chosen name can't be activated unless they're mana abilities. | Anthony Palumbo