Brad Marchand

Wayne Gretzky ain't exactly up in arms about the punch Brad Marchand threw at the back of an opposing player's head Tuesday night ... telling TMZ Sports, "We've all been punched." Marchand's been under fire -- some people calling the Bruins star a cheap shot artist -- after socking Columbus Blue…

Jeremy Roenick says he's sick and tired of Brad Marchand's face-licking antics on the ice ... and says the guy needs to save his tongue for the bedroom. Marchand went on a mouthy tear during the NHL playoffs -- licking opponents faces at close range to try and piss them off. Shocker, it worked.…