Rain Games is the Norwegian studio behind the Teslagrad series, and the developer and publisher of Knuckle Jet, a jetpunk ricochet action platformer. The Knuckle Jet store page credits the game to “the oddballs behind the Teslagrad series”.

Knuckle Jet released on 15 September 2026 and climbed 8 places to #41 on Steam 250’s 7-day chart at 98% positive from 46 reviews.