VeganMaster
You can make him develop the breathing technique qnd styles ( demon slayer ) Or take inspiration from : Kenshi ( mortal combat ) he is blind seismic sense from toph (avatar ) Extasensory perception tanjiro's sense of smell ( he could smell emotion and alot of other things) Zeinitsu sense hearing ( he could hear others intention i think) sensitivity to air direction and temperature differentials in his environment If you want to give him powers or develop something i suggest search in the superpowers wiki
No way their bounty was high enough for it to be split 7 ways and still be worth it to them. They get paid man, they’re elite jonnin, random mountain bandits shouldn’t be worth it for all of them. One of them? Sure, but no way it’s worth it for all of them to be there and waste multiple days on the search for them.