Manny Pacquiao says he has to fight Floyd Mayweather like it is the last of his life when he touches gloves with the undefeated American in the $ 300m bout on May 2 . The Filipino has been installed as the underdog for the mega-fight in Las Vegas , which has been billed as the biggest sporting event in history with two of the best pound-for-pound fighters of all time facing off . And to come out on top Pacquiao says he must be a 'warrior in the ring ' , bringing a never-say-die attitude to each round at the MGM Grand . Manny Pacquiao says he will have to be a warrior against Floyd Mayweather but is convinced he will win . Pacquiao works out at a park in Los Angeles , California ahead of his $ 300m mega-fight on May 2 . The WBC title belt that will be presented to either Pacquiao or Mayweather at the MGM Grand in Las Vegas . ' I have to be a warrior in the ring , ' Pacquiao said , as quoted by Boxing Scene . ' ( I have to ) fight like it is the last fight of my life . ' ' I need to fight every round like each one is the last round of my life . ' Pacquiao also promised fans , who have been waiting for the Mayweather showdown for half a decade , that it will be 'worth the wait ' and spoke about his confidence going into the fight . He added : 'If the opportunity to knock Floyd out presents itself , I will take advantage of it . ' I know what it will take to beat Floyd , I will leave no doubt that I won on May 2 . None . 'That is the Manny Pacquiao ( that ) Floyd will face on May 2 . It is time for Floyd to lose . ' Mayweather takes a plunge in the Cryosauna which is cooled to as low as -175 ( -115C ) Pacquiao says it is time for the undefeated Mayweather to lose and he will be the man to inflict defeat .
Manny Pacquiao takes on Floyd Mayweather in $ 300m mega-fight on May 2 . Filipino boxer says he will fight like it is the last of his life in Los Angeles . Pacquiao has no doubt he will be the first to beat Mayweather . Insists he will be a warrior in fight and will look to win each round . Floyd Mayweather vs Manny Pacquiao : WBC unveil $ 1m emerald green belt . Floyd Mayweather 'is a control freak ' , slams PacMan 's promoter Bob Arum .