Damon over at the Videon.se video blog has listed his top three MacGyver fighting moments. The site is in Swedish, but MacGyver's moves are multinational.
Okay, jamming the pistol's action with the ruler was classic, but the go-to is the one where a guard orders Mac to drop the rolled-up map he's stealing, but Mac instead knocks him out with it... then lets the iron bar slide out onto the ground before taking off.