This is an action replay cheat for Pokemon Platinum. Press R when you get “Your Opponent Fainted” message to activate:

Mega Experience Gain
94000130 feff0000
621bfb0c 00000000
b21bfb0c 00000000
1000229c 0000ffff
d2000000 00000000

Super Experience Gain
94000130 feff0000
621bfb0c 00000000
b21bfb0c 00000000
1000229c 0000270f
d2000000 00000000

Quick Experience Gain
94000130 feff0000
621bfb0c 00000000
b21bfb0c 00000000
1000229c 00000500
d2000000 00000000