Head Games – Sonic Underground, Episode 17
Bartleby plans a resort on sacred Speedster Island, and the medallions wake its stone guardians.
Bartleby plans a resort on sacred Speedster Island, and the medallions wake its stone guardians.
On the Floating Island, Sleet and Dingo trick Knuckles into fighting the hedgehogs while they go for the Chaos Emerald.
Robotnik brews a potion that gives anyone Sonic’s speed, with some very big side effects.
Robotnik’s robot bugs turn Freedom Fighters into his slaves, and Manic is stung.
Robotnik auctions “artifacts” from a lost city, and the siblings discover they are actually bombs.
Sonia inherits a spooky castle, and the siblings come closer than ever to their mother.
Robotnik stages a race for Mobius’s fastest athletes as a trap for Sonic, and catches the wrong hedgehogs.
Sonia’s big night at a debutante ball clashes with a mission to hijack Robotnik’s new Predator aircraft.
A peaceful mountain resort survives by making deals with Robotnik, and its charming leader falls for Sonia.
Searching for the Queen’s journals in Tashistan, Sonia loses her memory and sells her own medallion.