
Aquus Steed | Creature | Beast | {2}{U}, {T}: Target creature gets -2/-0 until end of turn. | Warren Mahy

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

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

Hover Barrier | Creature | Illusion Wall | Defender, flying | Mathias Kollros

Psychic Spiral | Instant | | Shuffle all cards from your graveyard into your library. Target player mills that many cards. | Ryan Pancoast

Skyline Predator | Creature | Drake | Flash (You may cast this spell any time you could cast an instant.)
Flying | Wesley Burt

Soulsworn Spirit | Creature | Spirit | Soulsworn Spirit can't be blocked.
When Soulsworn Spirit enters the battlefield, detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its activated abilities can't be activated.) | James Ryman

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

Azorius Charm | Instant | | Choose one —
• Creatures you control gain lifelink until end of turn.
• Draw a card.
• Put target attacking or blocking creature on top of its owner's library. | Zoltan Boros

Fall of the Gavel | Instant | | Counter target spell. You gain 5 life. | Matt Stewart

Lyev Skyknight | Creature | Human Knight | Flying
When Lyev Skyknight enters the battlefield, detain target nonland permanent an opponent controls. (Until your next turn, that permanent can't attack or block and its activated abilities can't be activated.) | Johannes Voss

New Prahv Guildmage | Creature | Human Wizard | {W}{U}: Target creature gains flying until end of turn.
{3}{W}{U}: Detain target nonland permanent an opponent controls. (Until your next turn, that permanent can't attack or block and its activated abilities can't be activated.) | Karl Kopinski

Skymark Roc | Creature | Bird | Flying
Whenever Skymark Roc attacks, you may return target creature defending player controls with toughness 2 or less to its owner's hand. | Christopher Moeller

Judge's Familiar | Creature | Bird | Flying
Sacrifice Judge's Familiar: Counter target instant or sorcery spell unless its controller pays {1}. | Jack Wang

Izzet Charm | Instant | | Choose one —
• Counter target noncreature spell unless its controller pays {2}.
• Izzet Charm deals 2 damage to target creature.
• Draw two cards, then discard two cards. | Zoltan Boros

Izzet Staticaster | Creature | Human Wizard | Flash (You may cast this spell any time you could cast an instant.)
Haste
{T}: Izzet Staticaster deals 1 damage to target creature and each other creature with the same name as that creature. | Scott M. Fischer

Nivix Guildmage | Creature | Human Wizard | {1}{U}{R}: Draw a card, then discard a card.
{2}{U}{R}: Copy target instant or sorcery spell you control. You may choose new targets for the copy. | Scott M. Fischer

Teleportal | Sorcery | | Target creature you control gets +1/+0 until end of turn and can't be blocked this turn.
Overload {3}{U}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.") | Scott M. Fischer

Thoughtflare | Instant | | Draw four cards, then discard two cards. | David Rapoza

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

Azorius Keyrune | Artifact | | {T}: Add {W} or {U}.
{W}{U}: Azorius Keyrune becomes a 2/2 white and blue Bird artifact creature with flying until end of turn. | Daniel Ljunggren

Izzet Keyrune | Artifact | | {T}: Add {U} or {R}.
{U}{R}: Until end of turn, Izzet Keyrune becomes a 2/1 blue and red Elemental artifact creature.
Whenever Izzet Keyrune deals combat damage to a player, you may draw a card. If you do, discard a card. | Daniel Ljunggren