Marvel: Ultimate Alliance 2 – Unlock Jean Grey
There are two ways to unlock Jean Grey in Marvel: Ultimate Alliance 2 for the PS3 and Xbox 360.
For you non cheat enthusiasts out there, you’ll need to collect five M’Kraan Shards.
If you’d rather use a cheat, then during gameplay, simply input the following:
Character cheats are the only ones that will allow you to save after use, so this should unlock Jean Grey permanently.