The Boulder was actually quite bright and had a soft spot for his friends and his beloved crococat, The Pebble. He hid these characteristics from the public, however, as they undermined his bombastic stage persona. He was a determined earthbender who seemed somewhat arrogant, referring to himself in third person, basking in the praise of his fans and, as Aang put it, "listening to his big muscles". He could be somewhat thick-headed, and had difficulties to understand allegories.
