Bluto

Jack is an pokemon trainer from DP138 he is an arrogant pokemon hunter who serves as the main villain besides his older sister J.He first steals a trainer's clamperl and turns it into Cement with his cement laser,He also tyes up the trainer with his Dustox's String shot.He stole Pikachu Meowth Grotle Swinub and Ambipom and turned them into cement too.He than boarded his ship the Dark White Fury.Ash and co snuck aboard but were found by him.He sends out his Dustox and orders it to use Air Cutter but Chimchar dodges it and uses flamethrower fainting it in one hit incensed he sends out Beautifly and has it use Toxic decapitating chimchar.Ash sends out Staravia and orders it to use brave bird which faints Beautifly he then proceeds to return the stolen pokemon to their rightful trainers.

Trivia- Unlike his older sister J who has henchmen to do her bidding he has no henchmen preferring to do stuff on his own

He looks like Rugal Bernstein a villain from Street fighter

He doesn;t seem to use a member of the zubat family in this episode but in his 2nd apppearance in DP158 he uses a golbat in order to steal candace's Dewgong