Bruce leaned forward into a headlong sprint, eyes narrowed, spears held parallel to his arms behind him. He couldn't help but feel invigorated despite having lost the surplus of energy he had in the form of ki. These tunnelers lived their lives with only their magic to make the fights closer to even. 
At the last moment, he tucked and rolled under their staves, bringing both spears in front of him sideways to push their weapons upward, aiming to set them off balance for a moment.