By Ishaan Bhattacharya The Oklahoma City Thunder mascot, Rumble, ended up frightening the daylights out of a reporter at their latest game. The Oklahoma City Thunder have one of the most beloved mascots in the NBA, Rumble The Bison. He’s been a fixture at OKC games for years, through the high points of their era in the 2010s and even today as a rebuilding team. Even though mascots like Rumble don’t earn the incredible salary that mascot Rocky gets with the Denver Nuggets, Rumble is very liked and a fan favorite. As mascots do, Rumble is very visible on the court during any break in the action …