See the E3 DMC trailer
Dante was with New Dante, tying to get him to ut on some white hair dye.
"Put it on!" Dante said wrestiling his reboot self
"I don't need it," New Dante said
Yes you do," DAnte said
"No watch," New Dante said as he powered up
And when he did he had white hair
"See," New Dante said
"Wait," Dante said "How'd I have demon powers before DMC3 My awaekining?
"Uh," New DAnte said
We'll figure that 1 out later
The end