Ryouga, Mousse and Genma (from Ranma)
Tenchi changes into Battle Armour Tenchi, but that doesn't *really*
count....

While not I _really_ don't consider these guys to be so much transforming
as powering up, others might...
	Son Goku
	Son Gohan
	Son Goten
	Vegita
	Trunks

What about Gotrunks, Goku/Vegeta uniting technique, and Cell to perfect Cell?

How about Momonari Junta? Nice eyes, that one... (Mega Play Junta/DNA2? 
Nice sparkles.)

Kun-chan...