Game Resolution: 640x480 (same as game internal resolution in the settings), Framerate Limit: OFF, Refresh Rate: 60, Scaling Mode: Fit, Scaling Filter: FSR

With the above settings: Framerate is stable at 70 fps and runs on Steam Deck internal display smooth and without stuttering. Game is running on DosBox.

Action Supercross, the predecessor to Elasto Mania, runs seamlessly on the Steam Deck. The game's primitive yet effective physics engine is handled effortlessly, ensuring every bike twist and turn remains fluid. There's a distinct absence of lag, and the controls are as responsive as ever, translating to a nostalgic gaming experience on the go.