The Brothers' War

Over the Top | Sorcery | | Each player reveals a number of cards from the top of their library equal to the number of nonland permanents they control, puts all permanent cards they revealed this way onto the battlefield, and puts the rest into their graveyard. | Cristi Balanescu

Blitz Automaton | Artifact Creature | Construct | Prototype {2}{R} - 3/2 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Haste | Simon Dominic

Fallaji Dragon Engine | Artifact Creature | Dragon | Prototype {2}{R} — 1/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Flying {2}: Fallaji Dragon Engine gets +1/+0 until end of turn. | Filip Burburan

Heavyweight Demolisher | Artifact Creature | Construct | Menace At the beginning of your upkeep, tap Heavyweight Demolisher unless you pay {3}. Unearth {6}{R}{R} ({6}{R}{R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.) | Svetlin Velinov

Skitterbeam Battalion | Artifact Creature | Construct | Prototype {3}{R}{R} — 2/2 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Trample, haste When Skitterbeam Battalion enters the battlefield, if you cast it, create two tokens that are copies of it. | Leon Tukker