In session 6 of Mecha Against the Giants, a 30' tall giant and a 15' tall robot got into a wrestling match. Douglas Cole, author of Technical Grappling, answered some of my questions here
http://gamingballistic.blogspot.com/...nt-robots.html
and I went through some other things that could happen here:
http://noschoolgrognard.blogspot.com...wrestling.html