 After WrestleMania , Lesnar turned his attention to John Cena , who had returned from injury in February 2003 and who had been F @-@ 5'd into a ringpost in the same manner Angle had been . Cena claimed Lesnar nearly ended his career and even named his new finishing move the " F.U. " as a jab at the new champion . The feud ended in a match at Backlash when Lesnar defeated Cena . On the following episode of SmackDown ! , Lesnar returned to his rivalry with Big Show after he injured Rey Mysterio badly during their match at Backlash . Show 's attack resulted in Mysterio being carried out on a stretcher and back board and Big Show took Mysterio off the stretcher and swung the back board into the ringpost , compounding the injury . Lesnar called out the Big Show , who demanded that Lesnar put his title on the line against him . This led to a stretcher match at Judgment Day for the title . Lesnar successfully retained his title with help from Rey Mysterio and a forklift . During the scripted rivalry , on SmackDown , Lesnar lifted Big Show off the top @-@ rope in a superplex which caused the ring to collapse on impact . 
 After WrestleMania , Lesnar turned his attention to John Cena , <a href='null_relcl' title='1'><mark>who</mark></a><a href='been_done' title='2'><mark>had</mark></a> returned from injury in February 2003 and who had been F @-@ 5'd into a ringpost in the same manner Angle had been . Cena claimed Lesnar nearly ended his career and even named his new finishing move the " F.U. " as a jab at the new champion . The feud ended in a match at Backlash when Lesnar defeated Cena . On the following episode of SmackDown ! , Lesnar returned to his rivalry with Big Show after he injured Rey Mysterio badly during their match at Backlash . Show <a href='null_genetive' title='3'><mark>'s</mark></a>attack resulted in Mysterio being carried out on a stretcher and back board and Big Show took Mysterio off the stretcher and swung the back board into the ringpost , compounding the injury . Lesnar called out the Big Show , <a href='null_relcl' title='4'><mark>who</mark></a>demanded that Lesnar put his title on the line against him . This led to a stretcher match at Judgment Day for the title . Lesnar successfully retained his title with help from Rey Mysterio and a forklift . During the scripted rivalry , on SmackDown , Lesnar lifted Big Show off the top @-@ rope in a superplex which caused the ring to collapse on impact . 
After WrestleMania , Lesnar turned his attention to John Cena , done returned from injury in February 2003 and who had been F @-@ 5'd into a ringpost in da same manner Angle had been . Cena claimed Lesnar nearly ended his career and even named his new finishing move the " F.U. " as a jab at tdanew champion . Thdaeud ended in a match at Backlash when Lesnar defeated Cena . On thedallowing episode of SmackDown ! , Lesnar returned to his rivalry with Big Show after he injured Rey Mysterio badly durin their match at Backlash . Show  attack resulted in Mysterio bein carried outt on a stretcher and back board and Big Show took Mysterio off the daetcher and swung the bda board into the ridaost , compounding the injury . Lesnar calledouttt the Big Show , demanded that Lesnar put his title on the lindagainst him . dis led to a stretcher match at Judgment Day for the titlda Lesnar successfully retained his title with help from Rey Mysterio and a forklift . Ddurinthe scripted rivalry , on SmackDown , Lesnar lifted Big Show off the top @darope in a superplex which caused the ring to collapse on impact .