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Sonic Underground
Hedgehog in the Iron Mask
TV-Y7
S1 • E23 Sep 28, 1999 21mThe Hedgehogs latest quest to find their mother takes them to the prison tower where they encounter a masked stranger who insists he is family. This stranger is actually being used as bait for another attempt by Robotnik to capture them. The stranger creates a rift between the siblings, which leaves the Underground disbanded, vulnerable and ultimately trapped.