Celebrate years of echidna excellence with the ultimate Knuckles adventure!Knuckles the Echidna: guardian of the Master Emerald, defender of Angel Island, last of his kind, andlets face itSonics most stubborn friend. But what happens when the legendary protector meets a young, self-doubting would-be guardian in need of a mentor?In this heartfelt, action-packed special, Knuckles takes on his toughest mission yet: mentorship. As he trains Trip, a new guardian-in-the-making, Knuckles faces his past, confronts what it truly means to protect, and proves that strength isnt just in the fistsbut in character.Collects Sonic the Hedgehog: Knuckles 30th Anniversary.