Preheat grill to medium high heat.
In a bowl toss the shredded chicken and the buffalo sauce together until fully incorporated.
In a large bowl combine all ingredients for green cabbage slaw. Cover and set in fridge to let come together for 10 minutes.
To assemble place buffalo chicken on bottom bun, top with cheese and place on grill for 1-2 minutes and close the lid to let cheese melt. When cheese is melted remove from grill and toast the top bun for a minute.
Top with green cabbage slaw and pickles. Place bun lid on top.