UFC heavyweight Roy Nelson has inked a new nine-fight deal with the Ultimate Fighting Championship and plans to retire with the organization. Nelson (19-8) won the tenth season of The Ultimate Fighter reality series tournament to earn a six-figure UFC contract.  In his ten fights in the organization, Nelson has logged four Knockout of the Night performances and has won one Fight of the Night award. Nelson fulfilled his previous 10-fight contract at UFC 161: Evans vs. Henderson on June 15, losing a unanimous decision to Stipe Miocic . It was clear that Nelson had a new contract when the UFC announced on Monday that he’ll face undefeated Daniel Cormier on Oct. 19 at UFC 166 , but the details of the new deal were unknown.