From Sonic Retro

Humpty profile.png
Species: Robot (Badnik)
Gender: None (referred to as male)
Series: Adventures of Sonic the Hedgehog
First seen: [[Super Special Sonic Search & Smash Squad]]

Humpty is the third opponent in Dr. Robotnik's Mean Bean Machine, a game that used many characters from Adventures of Sonic the Hedgehog as opponents. He plays the AI of Sukiyapodes from Puyo Puyo.

Humpty also make brief appearances in Super Special Sonic Search & Smash Squad and Sonic Christmas Blast both were multiple Humptys were only seen for a few seconds.