I'll Train You To Wrestle In WWE!!

NFL. UFC. WWE.

Those are three of the lucrative options U.S. Olympian Gable Steveson reportedly has on the table after winning a gold medal in freestyle wrestling at the 2020 Games.

TMZ Sports ran into Seth Rollins at LAX ... and we asked the WWE Superstar if pro wrestling would be a good career move for 21-year-old Steveson.

"I mean, we’d love to have him. He seems like an incredible athlete, and decent dude. And, you know, we've had some luck with Olympic gold medalists before, so why not?" Rollins said.

Seth is referring to Kurt Angle ... who won a gold medal in wrestling at the 1996 Olympics in Atlanta before ultimately joining WWF (now WWE) in 1998 -- where he became a legend in the…