Flytrap writes: "Street Fighter II is the product of a higher reality. No earthly one-on-one face-breaker can touch it, save possibly great grandchild Street Fighter IV.
This free online Flash port of the Championship Edition suffers from serious slowdown, and pulling off those quarter roll stick moves is tricky on a keyboard, but otherwise you're looking at a pixel-perfect replica.
Go get beaten up on Memory Lane. Give our regards to the King of Fighters while you're there."