Bazz-B is the Stern Ritter H, The Heat, of the Vandenreich.
Bazz-B (バズビー, Bazubī) is an antagonist of the BLEACH series that was created by Tite Kubo, It first began serialization Shueisha's Weekly Shonen Jump in August 2001. He was first introduced during the The Thousand-Year Blood War Arc that began in Volume 55.
He first appeared in BLEACH Volume 56 CH. 490 "MARCH OF THE STARCROSS 2".