* Ancient duty: He is part of a long line of echidnas tasked with protecting the Master Emerald. This responsibility has been passed down through generations, deeply ingrained in their culture and tradition.
* Power and safety: The Master Emerald is a powerful artifact, and Knuckles knows its immense power could be abused if it fell into the wrong hands. It holds the potential to control chaos and warp reality, making it a highly sought-after prize. Protecting it ensures the safety of the world.
* The curse: The Master Emerald possesses a powerful curse that weakens those not of the echidna lineage. Knuckles, due to his heritage, is immune to this curse. This makes him uniquely suited to be the guardian, as he can safely handle the emerald without being harmed.
* His personality: Knuckles is strong, loyal, and fiercely protective. He takes his duty seriously and is committed to protecting the Master Emerald with his life. This inherent nature makes him an ideal guardian, as he is reliable and unwavering in his commitment.
While Knuckles has been tricked and manipulated in the past, he ultimately strives to fulfill his duty as the guardian of the Master Emerald. He understands the vital role it plays in maintaining balance and protecting the world from harm.