Devon Cajuste

Devon Cajuste -- the ex-Cleveland Browns tight end who became a fan favorite on "Hard Knocks" -- is retiring from pro football to focus on his true passion ... healing, spirituality and crystals. And, if you watched the show ... this really shouldn't come as too big of a surprise. When he wasn't…

Devon Cajuste -- the breakout star of "Hard Knocks" -- says he's received real interest from other NFL teams after getting cut by the Browns ... but he's got a Plan B in case it doesn't work out. The 25-year-old showed real promise during the HBO docuseries -- and made some solid catches in the…