Speaking of heel hooks, mixed competitions, and the ultimate exponents of the various arts ...
I give you the quintessential boxer vs grappler MMA match:
Butterbean vs Genki Sudo.
http://www.youtube.com/watch?v=tN9p-...ed&search=
A true clash of the titans.
Best,
Z.
(and yes, Genki did come off the ropes for the, uh, takedown. But cut him some slack, he was giving up about a hundred pounds.)