CANT FIGURE IT OUT PLZ HELP!!!!!!!!!!!!!

[shamrock3]

i created a stable and maxed out its attributes and then i beat Dx in a regular tag match in exibition mode and it doesnt say i completed the goal in hall of fame mode...... can sombody help me out and tell me how to unlock the DX challenge in hall of fame mode?

[R A T E D.]

You have to go into HOF mode and click start on the challenge then do it.