War of the Spark

Burning Prophet | Creature | Human Wizard | Whenever you cast a noncreature spell, Burning Prophet gets +1/+0 until end of turn, then scry 1. | Mathias Kollros

Dreadhorde Arcanist | Creature | Zombie Wizard | Trample Whenever Dreadhorde Arcanist attacks, you may cast target instant or sorcery card with mana value less than or equal to Dreadhorde Arcanist's power from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead. | G-host Lee

Goblin Assailant | Creature | Goblin Warrior | | Jesper Ejsing

Tibalt's Rager | Creature | Devil | When Tibalt's Rager dies, it deals 1 damage to any target. {1}{R}: Tibalt's Rager gets +2/+0 until end of turn. | Yongjae Choi

Tenth District Legionnaire | Creature | Human Soldier | Haste Whenever you cast a spell that targets Tenth District Legionnaire, put a +1/+1 counter on Tenth District Legionnaire, then scry 1. | Victor Adame Minguez

Dreadhorde Butcher | Creature | Zombie Warrior | Haste Whenever Dreadhorde Butcher deals combat damage to a player or planeswalker, put a +1/+1 counter on Dreadhorde Butcher. When Dreadhorde Butcher dies, it deals damage equal to its power to any target. | Piotr Dura