Yie Ar KUNG-FU, was the forerunner to most modern fighting games released after the mid 1980's. The gameplay involved controlling your character Oolong to battle against several Kung-Fu masters each of whom had different skills and weapons which you had to overcome to attain the title of "Grand Master".
I played Yie Ar KUNG-FU almost as much as I played Elite! That's how good it is!
On a technical note, Yie Ar KUNG-FU featured palette switching to increase the number of colours on screen at the same time. The game was implemented in M