Turn on your TV and, pretty quickly, you'll see an NBA star selling something. There's the Golden State Warriors's Stephen Curry hawking Subway sandwiches, former Phoenix Sun Chris Paul cracking jokes for State Farm Insurance, and WNBA superstars Candace Parker and Sue Bird chatting it up in CarMax ads (with Curry, naturally). Then, of course, there's future Hall-of-Famer and current Los Angeles Laker LeBron James, who seems like he's selling everything in sight. But soon, these stars will be welcoming someone new to the club, someone who may bring the game of athlete endorsements to a new level. Meet Victor…