Kamigawa: Neon Dynasty

Upriser Renegade | Creature | Human Samurai | Upriser Renegade gets +2/+0 for each other modified creature you control. (Equipment, Auras you control, and counters are modifications.) | David Auden Nash

Dragonspark Reactor | Artifact | | Whenever Dragonspark Reactor or another artifact enters the battlefield under your control, put a charge counter on Dragonspark Reactor. {4}, Sacrifice Dragonspark Reactor: It deals damage equal to the number of charge counters on it to target player and that much damage to up to one target creature. | Billy Christian

Sokenzan Smelter | Creature | Goblin Artificer | At the beginning of combat on your turn, you may pay {1} and sacrifice an artifact. If you do, create a 3/1 red Construct artifact creature token with haste. | Svetlin Velinov

Tempered in Solitude | Enchantment | | Whenever a creature you control attacks alone, exile the top card of your library. You may play that card this turn. | Chris Cold

Enthusiastic Mechanaut | Artifact Creature | Goblin Artificer | Flying Artifact spells you cast cost {1} less to cast. | Anna Steinbauer

Oni-Cult Anvil | Artifact | | Whenever one or more artifacts you control leave the battlefield during your turn, create a 1/1 colorless Construct artifact creature token. This ability triggers only once each turn. {T}, Sacrifice an artifact: Oni-Cult Anvil deals 1 damage to each opponent. You gain 1 life. | Yeong-Hao Han