Congregate | Instant | | Target player gains 2 life for each creature on the battlefield. | Mark Zug
Devouring Light | Instant | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Exile target attacking or blocking creature. | Slawomir Maniak
Ephemeral Shields | Instant | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Target creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.) | Yohann Schepacz
Meditation Puzzle | Instant | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
You gain 8 life. | Mark Winters
Pillar of Light | Instant | | Exile target creature with toughness 4 or greater. | Erica Yang
Raise the Alarm | Instant | | Create two 1/1 white Soldier creature tokens. | Zoltan Boros
Sanctified Charge | Instant | | Creatures you control get +2/+1 until end of turn. White creatures you control also gain first strike until end of turn. (They deal combat damage before creatures without first strike.) | Dave Kendall
Aetherspouts | Instant | | For each attacking creature, its owner puts it on the top or bottom of their library. | Dan Scott
Chronostutter | Instant | | Put target creature into its owner's library second from the top. | Seb McKinnon
Dissipate | Instant | | Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. | Tomasz Jedruszek
Hydrosurge | Instant | | Target creature gets -5/-0 until end of turn. | Steve Prescott
Jace's Ingenuity | Instant | | Draw three cards. | Igor Kieryluk
Negate | Instant | | Counter target noncreature spell. | Jeremy Jarvis
Peel from Reality | Instant | | Return target creature you control and target creature you don't control to their owners' hands. | Jason Felix
Polymorphist's Jest | Instant | | Until end of turn, each creature target player controls loses all abilities and becomes a blue Frog with base power and toughness 1/1. | Craig J Spearing
Statute of Denial | Instant | | Counter target spell. If you control a blue creature, draw a card, then discard a card. | Zoltan Boros
Turn to Frog | Instant | | Until end of turn, target creature loses all abilities and becomes a blue Frog with base power and toughness 1/1. | Warren Mahy
Flesh to Dust | Instant | | Destroy target creature. It can't be regenerated. | Julie Dillon
Necrobite | Instant | | Target creature gains deathtouch until end of turn. Regenerate it. (The next time that creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat. Any amount of damage a creature with deathtouch deals to a creature is enough to destroy it.) | Nils Hamm
Ulcerate | Instant | | Target creature gets -3/-3 until end of turn. You lose 3 life. | Johann Bodin
Unmake the Graves | Instant | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Return up to two target creature cards from your graveyard to your hand. | Aaron Miller
Blastfire Bolt | Instant | | Blastfire Bolt deals 5 damage to target creature. Destroy all Equipment attached to that creature. | Phill Simmer
Crowd's Favor | Instant | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Target creature gets +1/+0 and gains first strike until end of turn. (It deals combat damage before creatures without first strike.) | Slawomir Maniak
Heat Ray | Instant | | Heat Ray deals X damage to target creature. | Austin Hsu
Lightning Strike | Instant | | Lightning Strike deals 3 damage to any target. | Adam Paquette
Shrapnel Blast | Instant | | As an additional cost to cast this spell, sacrifice an artifact.
Shrapnel Blast deals 5 damage to any target. | Hideaki Takamura
Stoke the Flames | Instant | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Stoke the Flames deals 4 damage to any target. | Ryan Barger
Back to Nature | Instant | | Destroy all enchantments. | Howard Lyon
Chord of Calling | Instant | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle. | Karl Kopinski
Gather Courage | Instant | | Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Target creature gets +2/+2 until end of turn. | Brian Despain
Hunter's Ambush | Instant | | Prevent all combat damage that would be dealt by nongreen creatures this turn. | David Palumbo
Naturalize | Instant | | Destroy target artifact or enchantment. | Tim Hildebrandt
Plummet | Instant | | Destroy target creature with flying. | Pete Venters
Ranger's Guile | Instant | | Target creature you control gets +1/+1 and gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.) | Steve Prescott
Titanic Growth | Instant | | Target creature gets +4/+4 until end of turn. | Ryan Pancoast