Guest characters

we got rash from battletoads,arbitar from halo and general raam from gears of war
that leaves us one more guest character to unveil
i have some suggestions like
a agent from crackdown
jonny gat from saints row
a forza driver
a fable character
recore
a titanfall character
frank west from deadrising
steve from minecraft
and any other game i couldn’t think of.
if i had to choose one i would pick frank west