Well, there really isn't a more devastating pokemon if it gets a Swords Dance up. Sucker Punch always goes first, and has the massive attack. Plus he has Super luck as his ability, so he gets mondo Critical hits.
If you read my minibiography, you know this already =]
Oh, and he looks like my dog. Minus the horn-ish blade looking thing coming out of the forehead =]
Eh, I interchange them quite abit. I wouldn't say they are set at all.
Some are, Mamoswine, Absol, Venusaur, Rhyperior, Aerodactyl, Scizor, Dusknoir, Milotic, and Lanturn =]