As the last surviving Echidna, Knuckles bears the legacy of his tribe. Pachacamac tasks Knuckles with training a new warrior to uphold their tribe’s traditions. Surprisingly, this new warrior is ...

In Sonic the Hedgehog 2, it is confirmed that Knuckles is the last of the Echidna Tribe, a group whose main mission was to take back the Master Emerald that was stolen from them by the Owls.