Curve Rush 2 is a momentum-based physics arcade runner where you guide a ball across procedurally generated curved slopes at high speed. Hold the mouse button to dive and build velocity on descents, then release at the crest of each hill to launch into the air for bonus points and coins. Land smoothly on downhill slopes to chain a Fever combo that multiplies your score, but mistime your landing and the run ends instantly. The sequel introduces three dynamic terrain types that shift mid-run, each altering how the ball handles: icy slides reduce traction, lava fields punish sloppy landings, and night roads limit visibility. Earn coins during runs to unlock collectible balls across multiple rarity tiers, including legendary designs like the Dragoball with unique visual trails. With its easy-to-learn one-button control scheme and deep momentum mechanics, every run feels like a fresh challenge to push your distance record further.