The WORST episodes of Sonic Underground

Every episode of Sonic Underground ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of Sonic Underground!

Sonic, Sonia, and Manic are the children of Queen Aleena Hedgehog, the rightful ruler of Mobius, and are pursued relentlessly by Doctor Robotnik and his bumbling bounty hunters sidekicks, Sleet and Dingo. As infants, the siblings were separated and placed in hiding to fulfill a prophecy made by the Oracle of Delphius that the triplets would grow up to find their estranged mother, overthrow Robotnik, and take their places once more as Mobius' rightful rulers.

Last Updated: 9/14/2024Network: TF1Status: Ended
star
6.00
7 votes

#1 - Tangled Webs

Season 1 - Episode 6 - Aired 1/24/1999

Sonic meets up with his friend Cyrus. While Sonic believes that Cyrus has joined the Freedom Fighters, he is actually working for Dr. Robotnik. When he finds out that the Freedom Fighters' "sanctuary" is for children he destroys Robotnik's communicator. Sonic, Sonia and Manic try to get him away from Robotnik.

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star
6.00
8 votes

#2 - Underground Masquerade

Season 1 - Episode 5 - Aired 1/20/1999

Manic begins to backslide to his old ways when the SoUnd encounter, a group of teenage pickpockets, led by Max. Meanwhile, Sleet and Dingo are plotting to avoid giving the taxes they are collecting to Robotnik. They only need someone to frame for a theft, and Manic is the perfect victim.

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star
6.25
8 votes

#3 - Who Do You Think You Are

Season 1 - Episode 8 - Aired 1/31/1999

The Sonic Underground arrive in Mobia in search of the Queen's Journal. In the city Sonia loses her memory and meets Raphi, one of the town's resistance...

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star
6.40
5 votes

#4 - Bug!

Season 1 - Episode 14 - Aired 2/21/1999

The band finds a village that has been destroyed by its Freedom Fighter occupants. Why has this happened? It seems to be something to do with the Flybots all over the desert, as Manic finds out when he's injected with a mind-control toxin.

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Three Hedgehogs and a Baby
star
6.50
4 votes

#5 - Three Hedgehogs and a Baby

Season 1 - Episode 20 - Aired 3/14/1999

While in Robotropolis, Sonic & co. find an abandoned baby hedgehog. While Sonic and Sonia search for its parents, Manic is left to mind it, and get in touch with his mothering instincts....or maybe just take it flying with him :) But the baby isn't as innocent as it looks...and Robotnik comes within an inch of uncovering Sanctuary.

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star
6.50
4 votes

#6 - When in Rome...

Season 1 - Episode 18 - Aired 3/7/1999

The oracle, wishing to test the Hedgehog's practical capabilities, strips them of their powers and sends them into an alternate, roman-themed reality where a Sleet-look-alike presides as King. The former fast and furious hedgehogs must use their usual blend of cunning and strategy to save this reality, but without their super-speed, will they be stopped dead in their tracks?

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star
6.50
12 votes

#7 - Mobodoon

Season 1 - Episode 3 - Aired 1/13/1999

Evading sleet and dingo, the hedgehogs fins themselves in a town completely untainted by robotnik's hand. Where the people are kind-hearted, and the food is free! Sounds like an ideal place, but there is more to Mobodon than meets the eye, after using the power stone, the siblings discover that this is where they were born! Before further questions can be answered,Sleet and dingo attack with an army of SWATBOTS, to preserve their past, the hedgehogs fight for Mobodon's future..

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star
6.57
7 votes

#8 - Winner Fakes All

Season 1 - Episode 11 - Aired 2/10/1999

Robotnik has created a super-fast robot, and he's organised a race for the top athletes of Mobius and the robot. But it's all a trap to drive Sonic out into the open... can he resist the competition?

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star
6.63
8 votes

#9 - The Deepest Fear

Season 1 - Episode 7 - Aired 1/27/1999

On a trip to Port Mobius Sonic, Manic and Sonia are told that ships are sinking due to the Mobian sea-beast Moby Deep. The hedgehogs also meet Captain Squeege who informs them of a scam in which the townspeople must rely on Robotnik for protection from the sea monster. In reality it is Robotnik who is sinking the ships. Sonic is urged to overcome his fear of water and the monster to find the truth and end the fears of the seaside town.

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The Price of Freedom
star
6.64
11 votes

#10 - The Price of Freedom

Season 1 - Episode 4 - Aired 1/17/1999

Sonia gets down 'n' dirty with Sleet and Dingo (literally), and to freshen up, she and her brothers journey to East Mobius. There, Sonia is reunited with some old friends, Mindy Latour and her father. Mindy gives Sonia a locket, but unbeknownst to Sonic's sister or Mindy, the locket is a tracking device designed by Robotnik. Sonia finds out too late, and soon Mindy's kingdom is swarming with similar wristwatch-style robots, all programmed to capture the hedgehogs! Can the siblings stomp out this bug problem?

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star
6.75
4 votes

#11 - Head Games

Season 1 - Episode 17 - Aired 3/3/1999

Queen Aleena sends her children over to Speedster Island, a place Bartleby is trying to turn into a holiday resort. Sleet and Dingo are pretending to help, but they just want to robotocise the islanders, who worship three stone heads that resemble Sonic, Sonia and Manic.

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star
6.75
4 votes

#12 - The Pendant

Season 1 - Episode 39 - Aired 5/19/1999

Sonia finds a magic pendant that threatens to turn her invisible.

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star
6.75
4 votes

#13 - Bartleby the Prisoner

Season 1 - Episode 37 - Aired 5/12/1999

Bartleby is placed under arrest for helping out the resistance. As you might expect, it's the Sonic Underground to the rescue!

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star
6.75
4 votes

#14 - Sleepers

Season 1 - Episode 36 - Aired 5/9/1999

Robotnik invents a new dart that induces sleep and sends them after the resistance. It's up to Sonic and sibs to stop them from the source.

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star
6.75
4 votes

#15 - The Big Melt

Season 1 - Episode 35 - Aired 5/5/1999

Robotnik comes up with his most original plan yet: melt the polar ice caps. Things will be hard for the Sonic Underground when Sonia gets split up from the group and mistaken for Queen Sauna.

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star
6.75
4 votes

#16 - Sonia's Choice

Season 1 - Episode 34 - Aired 5/2/1999

Sonic and Manic have been captured and are about to be robotisized! It's up to Sonia to save her brothers. But the thing is, they're in seperate robotisizers at opposite ends of the city!

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star
6.75
4 votes

#17 - Healer

Season 1 - Episode 33 - Aired 4/28/1999

A Mobian named Titus creates a machine that can de-robotisize robots, called, appropriately enough, the De-Robotisizer. But when Robotnik and his crew go after it, it may do more harm than good.

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Mummy Dearest
star
6.75
4 votes

#18 - Mummy Dearest

Season 1 - Episode 22 - Aired 3/21/1999

After stealing back a book engraved with the royal seal from Robotnik, the sonic trio discover that a prophet had foreseen Robotnik's takeover of Mobius, and has also foreseen his defeat! To even more surprise, it is revealed that the prophet also wrote down what he had foreseen on a scroll, which sonic and his sibling's quest for. The journey takes them through the treacherous Mobius desert [sandopolis or whatever you want to call it] and many perils and traps. But the underground prevail and locate the temple where the scroll was long hidden. In the meantime, sleet and Dingo, also find the temple, and pretty soon, the stage is set for a battle to decide the future of mobius..

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star
6.75
4 votes

#19 - Dunes Day

Season 1 - Episode 21 - Aired 3/17/1999

The Sonic Underground come across a nomadic tribe whilst journeying through the desert. Manic claims to not trust the tribe's leader "Ifyoucan". He sets off to find out the truth and uncovers a shocking secret.

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star
6.75
4 votes

#20 - The Jewel in the Crown

Season 1 - Episode 19 - Aired 3/10/1999

Aleena's Royal Jewel can trace the Queen like a homing device.... now, I wonder who might be interested in that? As the siblings follow Mother and Robonik follows them, the elusive Queen seems almost within reach at last. Unless, of course, it's all an elaborate bluff.

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star
6.80
5 votes

#21 - Sonic Tonic

Season 1 - Episode 15 - Aired 2/24/1999

Using the essence of a rare plant, Robotnik manages to make Sleet and Dingo fast-- maybe even faster than Sonic. The Sonic Underground manage to get hold of it, but can Sonia and Manic resist the temptation of taking the drug themselves and being as fast as Sonic?

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star
7.00
4 votes

#22 - The ART of Destruction

Season 1 - Episode 38 - Aired 5/16/1999

The Sonic Underground come across ART, Robotnik's most powerful robot ever, that can think and learn for itself. But ART soon learns the power of friendship...

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star
7.00
4 votes

#23 - Friend or Foe?

Season 1 - Episode 16 - Aired 2/28/1999

The band visit the Floating Island in search of their mother. There they meet Knuckles the Echidna, the island's guardian, who has been told by Sleet and Dingo that the Sonic Underground is after the Chaos Emerald.

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star
7.00
5 votes

#24 - Artifact

Season 1 - Episode 13 - Aired 2/17/1999

In order to make a lot of money, Robotnik sells artifacts to the nobility of Mobius. But these artifacts are actually from more recent history; they are bombs, and they're about to go off.

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star
7.00
7 votes

#25 - Come Out Wherever You Are

Season 1 - Episode 10 - Aired 2/7/1999

Sonia has been invited to a debutante ball, arranged by none other than Robitnik's right hand man Bartleby! Sonic helps her in getting there without being caught, but even more problems arise when Cyrus chooses her to fly the captives of the ""Predator"" to safety...

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