Seasons & episodes

S1 · E25A Dastardly Deed 2003-09-21 · 25 min＋

Sonic and the gang try to find the last Chaos Emerald before Dr. Eggman; Knuckles decides to help Dr. Eggman as a way to get back to his home.

S1 · E26Countdown to Chaos 2003-09-28 · 25 min＋

Sonic and the gang ambush Egg Fort 2 as it receives the last Chaos Emerald from E-77.