Yes, Street Fighter X Mega Man Will Support Controllers
Not a keyboard fan? No worries; Street Fighter X Mega Man will support controllers. Capcom Unity community manager Brett Elston confirmed USB controller compatibility via Twitter. Your Xbox 360 controller, PS3 controller or what have you will work with the game.
Street Fighter X Mega Man is due on December 17 as a free download from Capcom Unity's Mega Man hub. Moreover, December 17 will play host to more Mega Man news. So yeah... should be a day to look forward to!