Wilds of Eldraine

Flick a Coin | Instant | | Flick a Coin deals 1 damage to any target. You create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Draw a card. | Andreia Ugrai

Frantic Firebolt | Instant | | Frantic Firebolt deals X damage to target creature, where X is 2 plus the number of cards in your graveyard that are instant cards, sorcery cards, and/or have an Adventure. | Olivier Bernard

Gnawing Crescendo | Instant | | Creatures you control get +2/+0 until end of turn. Whenever a nontoken creature you control dies this turn, create a 1/1 black Rat creature token with "This creature can't block." | Alexey Kruglov

Kindled Heroism | Instant | | Target creature gets +1/+0 and gains first strike until end of turn. Scry 1. | Leanna Crossan

Monstrous Rage | Instant | | Target creature gets +2/+0 until end of turn. Create a Monster Role token attached to it. (If you control another Role on it, put that one into the graveyard. Enchanted creature gets +1/+1 and has trample.) | Borja Pindado

Stonesplitter Bolt | Instant | | Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) Stonesplitter Bolt deals X damage to target creature or planeswalker. If this spell was bargained, it deals twice X damage to that permanent instead. | Alexandr Leskinen

Torch the Tower | Instant | | Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) Torch the Tower deals 2 damage to target creature or planeswalker. If this spell was bargained, instead it deals 3 damage to that permanent and you scry 1. If a permanent dealt damage by Torch the Tower would die this turn, exile it instead. | Uriah Voth

Witchstalker Frenzy | Instant | | This spell costs {1} less to cast for each creature that attacked this turn. Witchstalker Frenzy deals 5 damage to target creature. | Pascal Quidault