You know who doesn’t think training camp should be a case of The More the Merrier? Players who are worried about being elbowed out of the way by somebody better. And that’s just the way Oilers general manager Craig MacTavish wants it. MacTavish added yet another D-man to an already crowded mix Thursday when he brought former Oiler Denis Grebeshkov back to Edmonton on a one-year contract. An Oilers employee tweeted that the deal is worth $1.5 million. The Oilers depth chart is now nine names deep on the point, with Andrew Ference, Ladislav Smid, Jeff Petry, Justin Schultz, Nick Schultz, Anton Belov, Philip Larsen, Corey Potter, and now Grebeshkov. Swedish Elite League defenceman Oscar Klefbom, who’s also gunning for an NHL job this winter, makes 10. “I want a lot of competition for those last 5-6-7-8 jobs in training camp,” MacTavish said last week. “That level of competition is going to help everybody prepare.