No one knows for sure. They only say he is a teenager. 15 would be my guess.
She is with Fusion Dexter in the Fusion Tunnel to Lab at Mandark's House and Galaxy Gardens. She is spinning around Fusion Dexter in his lair at Mandark's House and the first Fusion to defeat in Fusion Dexter's lair in Galaxy Gardens
beat dexter then talk to chowder
by defeating evil dexter
she's in genuis grove by dexter's mail box
in genius grove by the robot on the black metal thing.
try every hack you can for accounts and try to hack dexter,bens,gwen,or kevins
you get it from dexter guide mission from bloo in city poing
He is in Tech Square in downtown (east),its for level 20 and up,but there's a Dexter mission for a level 19. It is accessible after getting through morbucks tower.
An Infected Zone is an area that was infected highly by the fusions and protected by force fields built by Dexter.
this is the company that dexter from dexters's laboratory created. the original location of dexlabs was in genious grove but now its in tech square in fusion fall
Message from asker: Nevermind! I just remembered!!! He died along with Blossom, Bubbles, Numbuh 1, Dexter and Larry 3000
Mandy is at the range of 5-17. I don't know if it is the right answer because I don't play Fusion Fall, but that is what I heard.