Bulbous G

Bulbous G (バルバス G, Barubasu Jī) is one of the Hollows who came to the Human World following Uryuu Ishida's bait, during the Agent of the Shinigami arc. He chased Yasutora Sado and Karin Kurosaki and was subsequently defeated by Sado.

(Source: Bleach Wikia)