you just type :sonic fgx download:
Dark Spine Sonic is not a playable character although you can play as him only as a custom character using gamemaker 8. More information~ Darkspine Sonic isn't a playable character. But you can get the Custom character of him by joining the FGX Insider(SFGX's Forum) and posting 150 times.
if you are talking about super shadow you have to get super sonic but hyper shadow you cant i don't even think he is a sonic character
sonic 5
Mario is not a playable character although you can play as him only as a custom character using game maker 8.
hkskjt5 sonic fgx 2 games is all rig
RFRHYGNH
a+b
NO
Play as sonic shaow and knuckles
Collect all chaos emeralds.
you cant do that