 Speculation about a return to MMA lasted until March 24 , 2015 , when Lesnar announced in an interview on SportsCenter that he had re @-@ signed with WWE and officially closed the door on a return to MMA , even though he was offered a deal " ten times more " than what he had made previously in his MMA career . He further elaborated that , while he was training for months for a return to the UFC , he felt " physically great but something was lacking mentally " . Lesnar added that " [ he 's ] an older caveman now , so [ he ] makes smarter caveman decisions " and that he chose to sign with WWE instead of returning to MMA because he could " work part @-@ time with full @-@ time pay " . 
 Speculation about a return to MMA lasted until March 24 , 2015 , when Lesnar announced in an interview on SportsCenter that he <a href='been_done' title='1'><mark>had</mark></a> re @-@ signed with WWE and officially closed the door on a return to MMA , even though he was offered a deal " ten times more " than what he <a href='been_done' title='2'><mark>had</mark></a> made previously in his MMA career . He further elaborated that , while he was training for months for a return to the UFC , he felt " physically great but something was lacking mentally " . Lesnar added that " [ he 's ] an older caveman now , so [ he ] <a href='uninflect' title='3'><mark>makes</mark></a> smarter caveman decisions " and that he chose to sign with WWE instead of returning to MMA because he could " work part @-@ time with full @-@ time pay " . 
Speculation bou a return to MMA lasted until March 24 , 2015 , when Lesnar announced in an interview on SportsCenter dat he done re @-@ signed wit WWE and officially closed the door on a return to MMA , even though he was offered a deal " ten times more " den wat he done made previously in his MMA career . He further elaborated tdat, while he was training for months for a return to the UFC , he felt " physically great but something was lacking mentally " . Lesnar added thdat [ he 's ] an older caveman now , so [ he ] make smarter caveman decisions " and that he chose to sign wwidWWE instead of returning to MMA because he could " wrk part @-@ time with full @-@ time pay " .