Sonic Underground Season 1 Episodes
Season 1 Episode Guide
Episode 1 - Wedding Bell BluesRobotnik announces that he will marry Queen Aleena in a plot to become the king of Mobius.
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Episode 2 - To Catch a QueenArgus, a captain of the Queen's guard, is captured by Sleet and Dingo before he can reach the secret rendezvous where he was to meet Queen Aleena.
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Episode 3 - MobodoonSonic, Sonia and Manic return to their birthplace, Mobodoon, a beautiful, festive town.
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Episode 4 - The Price of FreedomSonia travels to east Mobius to visit her friend Mindy at the LaTour estate.
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Episode 5 - Underground MasqueradeSleet and Dingo plan to collect the taxes owed to Robotnik from the Duke of Velcronia but keep it for themselves.
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Episode 6 - Tangled WebsThe sinister Robotnik blackmails Cyrus, an old friend of Sonic's, by holding his father hostage.
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Episode 7 - The Deepest FearOn a trip to Port Mobius, Sonic, Manic and Sonia are told that ships are sinking due to the Mobian sea-beast.
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Episode 8 - Who Do You Think You AreQueen Aleena's royal journals are rumored to be buried under a palace in the city of Tashistan.
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Episode 9 - Last ResortWhile lost in the wastelands of Mobius, Sonic, Manic and Sonia stumble upon an oasis called Lake Valley Resort.
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Episode 10 - Come out Wherever You AreSonia is invited to a debutante ball, but before she can be officially announced to society, she and her brothers, Manic and Sonic have an important mission.
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Episode 11 - Winner Fakes AllRobotnik organizes a track meet to lure Sonic into a trap.
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Episode 12 - A Hedgehog's Home Is Her CastleThe Hedgehogs receive a message they believe is from their cousin.
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Episode 13 - ArtifactThe Hedgehogs steal historical artifacts of Mobuis from Robotnik before he can pawn them off at an auction.
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Episode 14 - BugA faction of the Freedom Fighters is wiped out by a swarm of metallic fly-bots.
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Episode 15 - Sonic TonicA speed enhancing fluid deemed Sonic Tonic is created by Robotnik to make him as fast as Sonic so that he may finally catch him.
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Episode 16 - Friend or FoeThe Hedgehogs converge on the Floating Island, in their latest attempt to find their Mother.
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Episode 17 - Head GamesAs Sonic begins to chow chili dogs for a snack, he finds a message in the sack from his mother urging him to head to Speedster Island.
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Episode 18 - When in Rome...Sonic becomes frustrated that maybe all of their efforts of fighting for freedom seem futile.
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Episode 19 - The Jewel of the CrownRobotnik has his sights set upon Queen Aleena's crown jewel, which glows as it is moved closer her.
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Episode 20 - Three Hedgehogs and a BabySonic, Manic and Sonia find an abandoned baby in an alley and begin a search for the baby's parents.
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Episode 21 - Dunes DaySonic and his siblings travel to the outskirts of Mobius to recruit a tribe of nomads for the Resistance.
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Episode 22 - Mummy, DearestSonic, Manic and Sonia invade Robotnik's lair to retrieve the Hedgehog crest.
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Episode 23 - The Hedgehog in The Iron MaskThe Hedgehogs latest quest to find their mother takes them to the prison tower where they encounter a masked stranger who insists he is family.
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Episode 24 - Six is a CrowdThe Oracle advises the Hedgehogs to undertake a mission which could reveal answers about their future.
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Episode 25 - Flying FortressWhat is supposed to be a vacation for Sonic, Manic and Sonia turns into a battle to save Mobius when Robotnik attacks with his newest weapon - the Flying Fortress.
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Episode 26 - BeginningsThe history of the Underground is told in detail, from the fall of Mobotropolis to the rise of Robotnik.
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Episode 27 - No Hedgehog is an IslandSleet and Dingo escape the Flying Fortress with the Chaos Emerald.
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Episode 28 - Getting to Know YouThe Hedgehogs begin to learn the important lessons of what it takes to be a freedom fighter.
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Episode 29 - New Echinda in TownKnuckles reluctantly makes a deal with Robotnik to turn over Sonic and his family in exchange for finding the Chaos Emerald that will save Mobius.
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Episode 30 - Harmony of SomethingManic, Sonic and Sonia must end their training early when Robotnik threatens the Oracle and takes a member of the resistance hostage.
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Episode 31 - Country CrisisQueen Aleena advises the Hedgehogs to travel to a valley of Mobius so that they can bring about peace between two contingents of the resistance that have split.
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Episode 32 - Haircraft in FlightRobotnik is using the local hairdresser, Doo-bot, to get information on the citizens that are against him.
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Episode 33 - HealerA self proclaimed scientist has come to Robotropolis with a device that will reverse the effects of Robotnik's robotisizer.
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Episode 34 - Sonia's ChoiceRobotnik has arranged a museum exhibit of the Royal family goblets.
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Episode 35 - The Big MeltThe Hedgehogs vacation is interrupted by the news of Robotnik's latest weapon.
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Episode 36 - SleepersOn a mission in a distant sector of Robotropolis, the Hedgehogs are informed that freedom fighters have disappeared and are going to be robotisized.
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Episode 37 - Bartleby the PrisonerRobotnik captures Bartleby and uses him as bait to capture Sonia.
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Episode 38 - The ART of DestructionRobotnik's new weapon, Art, is the enforcer of Robotropolis new eradication policy.
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Episode 39 - The PendantThe newly discovered Emerald Peninsula is a perfect place for Robotnik to add slaves to his empire.
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Episode 40 - Virtual DangerSonic and Manic play a game of virtual reality to enhance their pilot skills.
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