It features 2 modes:
ROLLERPEDE ( roller controller support with standard graphics )
VECTO-ROLLERPEDE ( roller controller support with vector graphics )
It's visually exactly like... https://cvaddict.com/profile.php?gameid=54
Controls - Arrow keys (up, down, left, right) and Z and X for the buttons. Q starts most games, but unsure of the difficulty. The numbers don't work in this online emulator.