After NUMBER@1 , his fighting skills diminished , although PERSON@1 defeated PERSON@2 , a future MISC@1 champion and multiple world heavyweight title contender in the NUMBER@2 and NUMBER@3 , by unanimous decision , on September NUMBER@4 , NUMBER@1 .

His most notable victory was a sound defeat of MISC@1 PERSON@2 , the future MISC@1 heavyweight champion , by unanimous decision on September NUMBER@4 , NUMBER@1 .
