They called themselves Team Yell and if it wasn't for trainer Marnie to intervene, Team Yell would have attacked. Marlon couldn't help but roll his eyes at those guys. There was something about them that he didn't take serious. They were definitely no Team Galactic or Team Plasma. That Marnie however seemed to be a respectable trainer. As she told those goons to beat it, Marlon wondered if she was their unofficial leader. 

"Alright, let's head through the mines then." Marlon suggested to Cedric and Marilyn. "Oh, did you catch something out there?" he asked Cedric.