Channel Harm | Instant | | Prevent all damage that would be dealt to you and permanents you control this turn by sources you don't control. If damage is prevented this way, you may have Channel Harm deal that much damage to target creature. | David Gaillet
Honor's Reward | Instant | | You gain 4 life. Bolster 2. (Choose a creature with the least toughness among creatures you control and put two +1/+1 counters on it.) | Izzy
Valorous Stance | Instant | | Choose one —
• Target creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)
• Destroy target creature with toughness 4 or greater. | Willian Murai
Neutralizing Blast | Instant | | Counter target multicolored spell. | Dan Scott
Reality Shift | Instant | | Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.) | Howard Lyon
Rite of Undoing | Instant | | Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Return target nonland permanent you control and target nonland permanent you don't control to their owners' hands. | Anastasia Ovchinnikova
Dragonrage | Instant | | Add {R} for each attacking creature you control. Until end of turn, attacking creatures you control gain "{R}: This creature gets +1/+0 until end of turn." | Tomasz Jedruszek
Friendly Fire | Instant | | Target creature's controller reveals a card at random from their hand. Friendly Fire deals damage to that creature and that player equal to the revealed card's mana value. | Anthony Palumbo
Wild Slash | Instant | | Ferocious — If you control a creature with power 4 or greater, damage can't be prevented this turn.
Wild Slash deals 2 damage to any target. | Raymond Swanland
Ruthless Instincts | Instant | | Choose one —
• Target nonattacking creature gains reach and deathtouch until end of turn. Untap it.
• Target attacking creature gets +2/+2 and gains trample until end of turn. | Lius Lasahido
Sudden Reclamation | Instant | | Mill four cards, then return a creature card and a land card from your graveyard to your hand. | Jack Wang
Winds of Qal Sisma | Instant | | Prevent all combat damage that would be dealt this turn.
Ferocious — If you control a creature with power 4 or greater, instead prevent all combat damage that would be dealt this turn by creatures your opponents control. | Howard Lyon