John Cena is a wrestler.
In sports , a farm team , farm system , feeder team , or nursery club , is generally a team or club whose role is to provide experience and training for young players , with an agreement that any successful players can move on to a higher level at a given point . John Cena . Cena signed a developmental contract with the World Wrestling Federation ( WWF , later renamed to World Wrestling Entertainment , or simply WWE ) in 2001 , debuting on the WWE main roster in 2002 .