Rey Mysterio's real mask:
     If you pick Rey Mysterio he is not wearing his real mask. To make
it  his  real  mask,  you have to go to create a superstar at the main
menu  and  then  pick  Rey Mysterio. Go to apperance 1 and then choose
mask after that choose mask and then pick # 16 for the mask.

Change John Cena's special:
     To  change  John Cena's special to the f-u go to create superstar
and  then choose moves. Go to standing, then grapling 1 then go to the
way  bottom  of the move then look for the move Death Valley Driver on
page 13.