Eerie Interlude | Instant | | Exile any number of target creatures you control. Return those cards to the battlefield under their owner's control at the beginning of the next end step. | Svetlin Velinov
Expose Evil | Instant | | Tap up to two target creatures.
Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") | Jama Jurabaev
Humble the Brute | Instant | | Destroy target creature with power 4 or greater.
Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") | Daarken
Puncturing Light | Instant | | Destroy target attacking or blocking creature with power 3 or less. | Greg Staples
Silverstrike | Instant | | Destroy target attacking creature. You gain 3 life. | Lius Lasahido
Strength of Arms | Instant | | Target creature gets +2/+2 until end of turn. If you control an Equipment, create a 1/1 white Human Soldier creature token. | John Stanko
Survive the Night | Instant | | Target creature gets +1/+0 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)
Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") | Svetlin Velinov
Tenacity | Instant | | Creatures you control get +1/+1 and gain lifelink until end of turn. Untap those creatures. | Zoltan Boros
Broken Concentration | Instant | | Counter target spell.
Madness {3}{U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) | Clint Cearley
Catalog | Instant | | Draw two cards, then discard a card. | Johannes Voss
Compelling Deterrence | Instant | | Return target nonland permanent to its owner's hand. Then that player discards a card if you control a Zombie. | Seb McKinnon
Confirm Suspicions | Instant | | Counter target spell.
Investigate three times. (To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") | David Gaillet
Deny Existence | Instant | | Counter target creature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. | Christopher Moeller
Engulf the Shore | Instant | | Return to their owners' hands all creatures with toughness less than or equal to the number of Islands you control. | Cliff Childs
Epiphany at the Drownyard | Instant | | Reveal the top X plus one cards of your library and separate them into two piles. An opponent chooses one of those piles. Put that pile into your hand and the other into your graveyard. | Titus Lunter
Essence Flux | Instant | | Exile target creature you control, then return that card to the battlefield under its owner's control. If it's a Spirit, put a +1/+1 counter on it. | Seb McKinnon
Invasive Surgery | Instant | | Counter target sorcery spell.
Delirium — If there are four or more card types among cards in your graveyard, search the graveyard, hand, and library of that spell's controller for any number of cards with the same name as that spell, exile those cards, then that player shuffles. | Steven Belledin
Jace's Scrutiny | Instant | | Target creature gets -4/-0 until end of turn.
Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") | Slawomir Maniak
Just the Wind | Instant | | Return target creature to its owner's hand.
Madness {U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) | Christopher Moeller
Grotesque Mutation | Instant | | Target creature gets +3/+1 and gains lifelink until end of turn. (Damage dealt by the creature also causes its controller to gain that much life.) | Dan Scott
Merciless Resolve | Instant | | As an additional cost to cast this spell, sacrifice a creature or land.
Draw two cards. | Chase Stone
Throttle | Instant | | Target creature gets -4/-4 until end of turn. | Raymond Swanland
To the Slaughter | Instant | | Target player sacrifices a creature or planeswalker.
Delirium — If there are four or more card types among cards in your graveyard, instead that player sacrifices a creature and a planeswalker. | Christine Choi
Dance with Devils | Instant | | Create two 1/1 red Devil creature tokens. They have "When this creature dies, it deals 1 damage to any target." | Wayne England
Dissension in the Ranks | Instant | | Target blocking creature fights another target blocking creature. | Jakub Kasper
Dual Shot | Instant | | Dual Shot deals 1 damage to each of up to two target creatures. | Joseph Meehan
Fiery Temper | Instant | | Fiery Temper deals 3 damage to any target.
Madness {R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) | Johannes Voss
Geistblast | Instant | | Geistblast deals 2 damage to any target.
{2}{U}, Exile Geistblast from your graveyard: Copy target instant or sorcery spell you control. You may choose new targets for the copy. | Raymond Swanland
Inner Struggle | Instant | | Target creature deals damage to itself equal to its power. | Mathias Kollros
Lightning Axe | Instant | | As an additional cost to cast this spell, discard a card or pay {5}.
Lightning Axe deals 5 damage to target creature. | Jason A. Engle
Rush of Adrenaline | Instant | | Target creature gets +2/+1 and gains trample until end of turn. | Chris Rallis
Uncaged Fury | Instant | | Target creature gets +1/+1 and gains double strike until end of turn. (It deals both first-strike and regular combat damage.) | Jason Kang
Aim High | Instant | | Untap target creature. It gets +2/+2 and gains reach until end of turn. (It can block creatures with flying.) | Steve Prescott
Clip Wings | Instant | | Each opponent sacrifices a creature with flying. | Howard Lyon
Confront the Unknown | Instant | | Investigate, then target creature gets +1/+1 until end of turn for each Clue you control. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") | Kev Walker
Might Beyond Reason | Instant | | Put two +1/+1 counters on target creature.
Delirium — Put three +1/+1 counters on that creature instead if there are four or more card types among cards in your graveyard. | Craig J Spearing
Moonlight Hunt | Instant | | Choose target creature you don't control. Each creature you control that's a Wolf or a Werewolf deals damage equal to its power to that creature. | Joseph Meehan
Second Harvest | Instant | | For each token you control, create a token that's a copy of that permanent. | Matt Stewart
Anguished Unmaking | Instant | | Exile target nonland permanent. You lose 3 life. | Wesley Burt