The little alien on your screen allows you to use his portal system, use it to win against your opponent !
384*224 Pong game with portals made with Quadplay https://github.com/morgan3d/quadplay
Quadplay controls binding : https://morgan3d.github.io/quadplay/doc/manual.md.html#tools/emulator/controls
Enter: b
Up, Down : Arrows
Portal : e
Trigger lucky mode (Menu only) : q
Return to menu : q