The Chiefs and Super Bowl MVP quarterback Patrick Mahomes have reached agreement on a 10-year contract extension that ties him to Kansas City through the 2031 season, the team announced Monday. League sources told ESPN’s Adam Schefter that the deal is worth $450 million over the 10-year period and could be worth up to $503 million. The extension includes a $140 million injury guarantee, as well as a no-trade clause. It also includes the ability for Mahomes to have outs if certain “guaranteed mechanisms” aren’t exercised, a source told Schefter. “Since he joined the Chiefs just a few years ago, Patrick has developed into one of the most prolific athletes in all of sports,” Chiefs chairman Clark Hunt said in a statement about the quarterback who led the team to its first championship in 50 years. “With his dynamic play and infectious personality, he is one of the most recognized and beloved figures to put on the Chiefs uniform.