Krakenlord speed hack during duel in durotar ( wow 3.3.5a )

every time this dk jump he have a speed hack bind key on easy to see, look the speed dk vs dk, and look the opposent, how he move DK VS DK ONE USE HACK Krakenlord AND THE OTHER ONE, NO HACK SEE THE DIFFERANCE 100% BIND HACK and it auto disable when it on the space bar, every time u put space bar, hack on, but auto-disable, thats why he jsut like that AND 25 % not sure, POTIENTAL WPE PRO PROGRAM ON