War of the Spark

Angrath's Rampage | Sorcery | | Choose one — • Target player sacrifices an artifact. • Target player sacrifices a creature. • Target player sacrifices a planeswalker. | 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

Mayhem Devil | Creature | Devil | Whenever a player sacrifices a permanent, Mayhem Devil deals 1 damage to any target. | Dmitry Burmak

Widespread Brutality | Sorcery | | Amass 2, then the Army you amassed deals damage equal to its power to each non-Army creature. (To amass 2, put two +1/+1 counters on an Army you control. If you don't control one, create a 0/0 black Zombie Army creature token first.) | Victor Adame Minguez

Angrath, Captain of Chaos | Legendary Planeswalker | Angrath | Creatures you control have menace. −2: Amass 2. (Put two +1/+1 counters on an Army you control. If you don't control one, create a 0/0 black Zombie Army creature token first.) | Slawomir Maniak

Nicol Bolas, Dragon-God | Legendary Planeswalker | Bolas | Nicol Bolas, Dragon-God has all loyalty abilities of all other planeswalkers on the battlefield. +1: You draw a card. Each opponent exiles a card from their hand or a permanent they control. −3: Destroy target creature or planeswalker. −8: Each opponent who doesn't control a legendary creature or planeswalker loses the game. | Raymond Swanland

Niv-Mizzet Reborn | Legendary Creature | Dragon Avatar | Flying When Niv-Mizzet Reborn enters the battlefield, reveal the top ten cards of your library. For each color pair, choose a card that's exactly those colors from among them. Put the chosen cards into your hand and the rest on the bottom of your library in a random order. | Raymond Swanland