Dominaria United

Heroic Charge | Instant | | Kicker {1}{R} (You may pay an additional {1}{R} as you cast this spell.) Creatures you control get +2/+1 until end of turn. If this spell was kicked, those creatures also gain trample until end of turn. | Zoltan Boros

Timely Interference | Instant | | Kicker {1}{R} (You may pay an additional {1}{R} as you cast this spell.) Target creature gets -1/-0 until end of turn. If this spell was kicked, that creature blocks this turn if able. Draw a card. | Joshua Raphael

Fires of Victory | Instant | | Kicker {2}{U} (You may pay an additional {2}{U} as you cast this spell.) If this spell was kicked, draw a card. Fires of Victory deals damage to target creature or planeswalker equal to the number of cards in your hand. | Sidharth Chaturvedi

Flowstone Infusion | Instant | | Target creature gets +2/-2 until end of turn. | Allen Williams

Furious Bellow | Instant | | Target creature gets +3/+0 and gains first strike until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.) | Joshua Raphael

Hurloon Battle Hymn | Instant | | Kicker {W} (You may pay an additional {W} as you cast this spell.) Hurloon Battle Hymn deals 4 damage to target creature or planeswalker. If this spell was kicked, you gain 4 life. | Dominik Mayer

Lightning Strike | Instant | | Lightning Strike deals 3 damage to any target. | Marta Nael

Thrill of Possibility | Instant | | As an additional cost to cast this spell, discard a card. Draw two cards. | David Auden Nash

Twinferno | Instant | | Choose one — • When you cast your next instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy. • Target creature you control gains double strike until end of turn. | Justyna Gil

Warhost's Frenzy | Instant | | Kicker {B} (You may pay an additional {B} as you cast this spell.) Creatures you control get +2/+0 until end of turn. If this spell was kicked, whenever a creature you control dies this turn, draw a card. | Igor Grechanyi

Colossal Growth | Instant | | Kicker {R} (You may pay an additional {R} as you cast this spell.) Target creature gets +3/+3 until end of turn. If this spell was kicked, instead that creature gets +4/+4 and gains trample and haste until end of turn. | Eelis Kyttanen