The game of snakes that you can play multiplayer CurveFever.io (AKA Curve Fever 3) is now available on LupyGames! Take it on now for hours of excitement. Play against your friends and gather power-ups (including customized ones) and get more level. Earn coins when you win rounds during every tournament. Enjoy! Curve Fever 3. is the final game from the Curve Fever series. The original was called Achtung Die Kurve. Then a sequel was released, and then recently the professional edition was released!