
Sonic Underground
The Hedgehogs congregate on the Floating Island in their latest effort to find their mother.

The Hedgehogs congregate on the Floating Island in their latest effort to find their mother.

Sonic becomes aggravated that maybe their efforts of fighting for freedom seem pointless.

The Hedgehogs discover that Sonia has inherited a castle; She basks in the idea of having a castle.

A speed enhancing fluid deemed Sonic Tonic is created by Robotnik to make him as fast as Sonic.

Sleet and Dingo plan to collect the taxes owed to Robotnik but keep it for themselves.

Robotnik organizes a track meet to lure Sonic into a trap.

Freedom Fighters are obliterated by a swarm of metallic fly-bots; Manic looks for the insects.

A captain of the Queen's guard is captured before he can reach the secret rendezvous.

Sonia discovers that the watch she received from her friend is actually a monitoring device.

Sonic finds a message in the sack from his mother urging him to head to Speedster Island.

Sonic, Manic and Sonia are told that ships are sinking due to the Mobian sea-beast.

The Hedgehogs congregate on the Floating Island in their latest effort to find their mother.

A captain of the Queen's guard is captured before he can reach the secret rendezvous.

Sonic, Manic and Sonia plan to retrieve the gem before Robotnik.

Sonic becomes aggravated that maybe their efforts of fighting for freedom seem pointless.

Sonia discovers that the watch she received from her friend is actually a monitoring device.

Sonic, Manic and Sonia find an abandoned baby in an alley and begin to look for the baby's parents.

The Hedgehogs discover that Sonia has inherited a castle; She basks in the idea of having a castle.

Sonic, Manic and Sonia stumble upon an oasis called Lake Valley Resort.

Sonic, Manic and Sonia are told that ships are sinking due to the Mobian sea-beast.