Jackal Squad

Jackal Squad, also known as Squad Jackal, is a group that appears in the Sonic the Hedgehog series. It was a group of thieves and mercenaries led by the so-called "Ultimate Mercenary", who would eventually become known as Infinite.

History
The Jackal Squad was hired by Dr. Eggman to serve as a defense squad whilst he studied the Phantom Ruby. Most of the unit, however, would later end up defeated by Shadow the Hedgehog.

Trivia

 * The group was called he Jackal Squad by their leader before becoming Infinite in the digital comic, Sonic Forces: Rise of Infinite, but was called Squad Jackal by Dr. Eggman in the downloadable prequel scenario, Episode Shadow, in Sonic Forces.