Sonic Underground - S1 E1
Seasons & Episodes
E1: Beginnings (Origins, Part 1)
Aug 30, 1999
E2: To Catch a Queen
Aug 31, 1999
E3: Mobodoon
Sep 1, 1999
E4: The Price of Freedom
Sep 2, 1999
E5: Underground Masquerade
Sep 3, 1999
E6: Tangled Webs
Sep 6, 1999
E7: The Deepest Fear
Sep 7, 1999
E8: Who Do You Think You Are
Sep 8, 1999
E9: The Last Resort
Sep 9, 1999
E10: Come Out Wherever You Are
Sep 10, 1999
E11: Winner Fakes All
Sep 13, 1999
E12: A Hedgehog's Home Is Her Castle
Sep 14, 1999
E13: Artifact
Sep 15, 1999
E14: Bug!
Sep 16, 1999
E15: Sonic Tonic
Sep 17, 1999
E16: Friend or Foe?
Sep 20, 1999
E17: Head Games
Sep 21, 1999
E18: When in Rome...
Sep 22, 1999
E19: The Jewel of the Crown
Sep 23, 1999
E20: Three Hedgehogs and a Baby
Sep 24, 1999
E21: Dunes Day
Sep 27, 1999
E22: Mummy Dearest
Sep 28, 1999
E23: Hedgehog in the Iron Mask
Sep 29, 1999
E24: Six Is a Crowd
Sep 30, 1999
E25: Flying Fortress (Chaos Emerald Crisis, Part 1)
Oct 1, 1999
E26: Wedding Bell Blues
Oct 4, 1999
E27: No Hedgehog Is an Island (Chaos Emerald Crisis, Part 2)
Oct 5, 1999
E28: Getting to Know You (Origins, Part 2)
Oct 6, 1999
E29: New Echidna in Town (Chaos Emerald Crisis, Part 3)
Oct 7, 1999
E30: Harmony or Something (Origins, Part 3)
Oct 8, 1999
E31: Country Crisis
Oct 11, 1999
E32: Haircraft in Space
Oct 12, 1999
E33: Healer
Oct 13, 1999
E34: Sonia's Choice
Oct 14, 1999
E35: The Big Melt
Oct 15, 1999
E36: Sleepers
Oct 18, 1999
E37: Bartleby the Prisoner
Oct 19, 1999
E38: The Art of Destruction
Oct 20, 1999
E39: The Pendant
Oct 21, 1999
E40: Virtual Danger
Oct 22, 1999
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