Pre-heat pellet grill to 225F
Unwrap and place blocks of cream cheese in oven safe dish. Make sure blocks don't touch.
Spread rub to coat blocks evenly
Place dish on smoker and smoke cream cheese for 45 minutes until white cream cheese becomes discolored from smoke
Remove pan from grill and mix in chicken, 1 cup of cheese, and buffalo sauce
Increase heat of pellet grill to 350F
Spread softened cheese mixture to cover dish. Sprinkle remaining cheese to cover the softened cream cheese.
Place dish back onto grill and bake for 15-20 minutes until melted cheese is golden brown.
Serve with crackers, chips, and sliced vegetables.