Reactance
Released 30 October 2026 · PC
Story
Twelve scientists settle their disagreements in the arena. Each one fights with their own field: the Meteorologist throws lightning and rides the wind, the Radiochemist irradiates you, the Mycologist roots you to the spot, and the Astrophysicist bends gravity round you. Read the guard. Lock on, and your guard goes left, right or top with a flick of the mouse. Block from the side a blow comes, parry it just before it lands, break a guard that will not move, and dodge your own fighter's way. Fill the Ultimate Catalyst and finish it in style. Ten arenas. Syracuse at sunset, a particle collider, a volcano's caldera, a coral atoll, a dome on the Moon, a mountain summit, a station on the sea floor, a court among giant redwoods, a station under a black hole, and the inside of a living cell. Possibly more in the future! Play your way. Science vs. Machine: bots on three difficulties, one against one or two against two, with a tutorial to start. Casual and Mayhem: Mayhem hands every fighter a new rule-breaking modifier every 15 seconds. Ranked: climb the periodic table from Hydrogen, one proton per win, on a solo ladder and a two-player one. Private matches: a five-letter code or...
Gameplay
Twelve scientists settle their disagreements in the arena. Each one fights with their own field: the Meteorologist throws lightning and rides the wind, the Radiochemist irradiates you, the Mycologist roots you to the spot, and the Astrophysicist bends gravity round you. Read the guard. Lock on, and your guard goes left, right or top with a flick of the mouse. Block from the side a blow comes, parry it just before it lands, break a guard that will not move, and dodge your own fighter's way. Fill the Ultimate Catalyst and finish it in style. Ten arenas. Syracuse at sunset, a particle collider, a volcano's caldera, a coral atoll, a dome on the Moon, a mountain summit, a station on the sea floor, a court among giant redwoods, a station under a black hole, and the inside of a living cell. Possibly more in the future! Play your way. Science vs. Machine: bots on three difficulties, one against one or two against two, with a tutorial to start. Casual and Mayhem: Mayhem hands every fighter a new rule-breaking modifier every 15 seconds. Ranked: climb the periodic table from Hydrogen, one proton per win, on a solo ladder and a two-player one. Private matches: a five-letter code or a Steam invite, and friends can watch. The Laboratory: a beach field station for up to 20. Walk about, chat, emote, and challenge anyone to a duel while everyone watches. Built for online. Both...
Features
- Single-player
- Multi-player
- PvP
- Online PvP
- Co-op
- Online Co-op
- Steam Achievements
- In-App Purchases
Release details
Reactance is developed by Studio of Eldingar. Reactance came out on Friday, 30 October 2026 on PC. This date comes from Steam and was last checked on 30 October 2026.
Frequently asked questions
When did Reactance come out?
Reactance came out on 30 October 2026.
Which platforms is Reactance on?
Reactance is on PC.
Who makes Reactance?
Reactance is developed by Studio of Eldingar.