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史派奇和朗德又和往常一样设陷阱骚扰音速小子，而音速小子和他们谈论起了第一次见面的场景。仇视音速小子的机器王博士派出的邦级杀手没有一点用处，为了组建猎杀音速小子特别小队机器王制造了史派奇，而朗德则是史派奇无性繁殖的结果，他们用尽弱智的点子终于抓住了音速小子和他的伙伴卡尔斯，但贪功的可可却又一次搞砸了一切。

自由斗士音速小子是机器王博士的心腹大患，史克奇和朗德一如既往的想要抓住音速小子。在追逐中音速小子和卡尔斯来到了史皮那充满黄金珠宝的矿坑内，为了不使别人知道自己的秘密，这个吝啬的大叔使尽办法将音速小子他们抓了起来，而史克奇和朗德已经带着机器王想要打矿洞的注意，不计前嫌的音速小子帮助了史皮，这让史皮知道了分享所带来的快乐。

音速小子从史克奇和朗德手中救出了美女布里吉，而他的小兄弟卡尔斯很不喜欢布里吉，因为布里吉老是要求音速小子做一些过分的事情，当音速小子赤道北极来回跑的时候机器王的计划已经开始了。布里吉是机器王制造的秘密探员，在音速小子被迷惑期间机器王想要淹没马比尔大水坝前面的村子，一切都在按机器王的计划实行时布里吉却被音速小子感动了。

破坏了慢郎中一家房子的机器王又为音速小子设下了陷阱，在音速小子修理房子时史克奇和朗德拿着机器王的变慢射线枪前来埋伏，经过了一系列的陷阱后音速小子不幸被抓。想要救出音速小子的卡尔斯偷回了变慢射线枪，因为水晶碎掉的缘故被射线射中的慢郎中一家变得奇快无比，在他们共同的努力下又一次破坏了机器王的阴谋。

为了建造自己的纪念碑机器王四处让史米利欺骗马比尔星的人们，虽然音速小子帮助马比尔星的人们赢得了赌局，但经不住诱惑的人们还是没有学乖。音速小子解决了夜间赌场的骗局，但他的小兄弟卡尔斯却被机器王抓住，机器王以卡尔斯要挟音速小子输掉比赛，马比尔星人们的自由和卡尔斯之间音速小子无法抉择，但朗德的口误却让音速小子有了转机。

机器王的新监狱建成了，但是史克奇和朗德更喜欢手中的神经衰弱漫画，看到漫画中有取笑自己的成分后机器王抓住了作者凯克。也很喜欢神经衰弱漫画的音速小子决定前去劫狱，戏耍一番之后音速小子佯装被抓，虽然被关进了特殊的牢房里，但音速小子还是利用自己的聪明智慧逃了出来，不光救出了凯克还把机器王新的监狱搞的一团糟。

被机器王丢进幻境世界内五年的表哥瓦尼想要实行报复，看到被机器王那一群弱智机器人追赶的音速小子他有了计划。卡尔斯的失踪让音速小子非常着急，而这一切并非机器王所为，根据线索音速小子来到了幻境世界，这一切都是瓦尼想要引来机器王的计划。赶来的机器王和他的表哥瓦尼开始了互殴，而音速小子则趁着混乱与卡尔斯一起逃了出来。

史克奇和朗德为了抓住音速小子而准备了电子吸盘，开启的电子吸盘误把外星飞碟吸了下来，船上的查那王子即将要参加拉比斯星的加冕仪式，如果他没有及时赶回去他的小弟弟就要把马比尔星轰掉。音速小子帮助查那王子找回了飞船上的大部分零件，但机器王则用最后的零件要挟音速小子，在查那王子的帮助下机器王的计划又一次失败了。

撼动的大地是机器王妈妈的愤怒，从疗养院逃出来的机器王妈妈要求机器王毁掉挡住她视线的野生动物园作为生日礼物，而音速小子却让他们的计划受到了阻碍。机器王的一次次失败让他的妈妈失去了耐心，决定亲自出手的机器王妈妈前去欺骗善良的卡尔斯，看到卡尔斯留言后的音速小子急忙赶去救援，机器王与他的妈妈又经历了往常一样的结果。

追赶音速小子的可可却弄坏了机器王的爱车，被机器王抛弃的可可在丛林中遇到了误以为自己是爸爸的小猩猩碰碰。本想利用碰碰对付音速小子的可可又失败了，而音速小子也想为碰碰找到真正的爸爸。碰碰的爸爸被机器王控制成为了秘密的武器，能登上马比尔山的大猩猩威胁着整个星球，而在音速小子的努力下碰碰终于和他的爸爸团聚了。

电台里凯蒂卡利斯的歌非常流行，而她歌颂音速小子的歌曲让机器王非常烦躁，史克奇和朗德抓捕凯蒂的行动失败了，忍无可忍的机器王准备让马比尔星从此没有音乐。机器人音乐终结者禁止马比尔星的人们演奏一切音乐，机器王想要马比尔星只存在歌颂自己的音乐，但音速小子当然不会坐视不理，他用机器王最痛恨的音乐再次阻止了这荒诞的预谋。

正当机器王抱怨自己的笨手下无法抓住音速小子时推销员卫斯理出现了，为了抓住音速小子的机器王在卫斯理那里买了一件又一件的产品，但这些产品都没有发挥作用，而卫斯理却丝毫没有退钱的打算。被欺骗的机器王非常的生气，逼着卫斯理与史克奇一起去抓音速小子的计划又再次失败了，机器王也从这次的推销风波中尝到了苦头。

音速小子救出了被机器王关押在监狱中三十年的路卡，而这一切的起因都是因为一个美丽的姑娘露西亚。机器王与路卡同时喜欢上了露西亚，邪恶的机器王当然不会受到欢迎，所以机器王便把情敌关了起来。在笨蛋史克奇和朗德口中得知了露西亚住处的音速小子一行突破了机器王的重重陷阱，而这对相隔了三十年的爱情也终于有了完美的结局。

葛兹和麦克便是大家熟知的“天生一对”，他们是音速小子的超级粉丝，但却错以为史克奇和朗德才是他们崇拜的音速小子。正在阻止机器王运送炸药火车的音速小子受到了史克奇和“天生一对”兄弟的阻挠，而断桥下面的水牛村却正面临着危险，反应过来的兄弟俩帮助音速小子解除了水牛村的危机，机器王毁灭武器的计划也因为失控的火车而告一段落。

机器王对于西蒙教授的巨人机器很感兴趣，而实验中的事故导致了卡尔斯变成了巨人，无法控制自己食欲的卡尔斯让机器王动起了坏脑筋。人们都被机器王的谎言和礼物欺骗，现在他们认为机器王才是他们的英雄，找到西蒙教授的音速小子带回了解除巨人化的解药，在西蒙教授的解释下大家知道了事情的真相，一切都恢复了正常，机器王还是大家所熟知的坏蛋。

与机器王的战斗让卡尔斯受到了伤害，为了避免这类事情再次发生音速小子决定为卡尔斯找一个新家。虽然马比尔星上的好人很多，但是没有一个是适合卡尔斯的，正当他们继续寻找时冒充卡尔斯亲生父母的机器人出现了。与卡尔斯分开的音速小子非常沮丧，当他突然明白过来时卡尔斯已经被机器王抓到，救出卡尔斯后这一对小兄弟还是决定住在一起。

机器王的手下还是一如既往的作恶多端，而老牌超级英雄救难队长的出现反而带给了音速小子麻烦，音速小子显然很不喜欢这个过了气的老英雄。音速小子对于救难队长的否定让机器王钻了空子，被蛋形立场困住的音速小子只能眼看着机器王毁坏马比尔星，在卡尔斯的鼓励下救难队长终于重拾了信心，他与音速小子一起使机器王的计划再次落空。

最近在电视上演的大英雄伊格是史克奇和朗德喜欢的节目，为了成为机器王最喜欢的机器人史克奇订购了伊格的老鹰号，而在追捕音速小子时摔坏脑子的史克奇竟然把自己当成了伊格。机器王准备破坏艾丽家人的农场建造自己的机器人工厂，把自己当成是伊格的史克奇与音速小子一起拿到了机器王的遥控器，虽然史克奇恢复了记忆，但一切都太晚了。

在摆脱了机器王的纠缠后音速小子看到了有趣的讯息，明天是麦克葛菲镇的感激音速小子日，在哪里音速小子遇到了出售自己周边的哈克，而音速小子则对他非常反感。一向以音速著称的音速小子却不能再奔跑了，因为他的鞋子不见了，而这次的犯人并不是机器王。经过一系列的推理之后音速小子把目标锁定到了哈克身上，乱拿别人东西的习惯可不好。

Robotnik's insane cousin, Dr. Warpnik, captures Tails and lures Sonic into his Zone of Confusion in order to enact revenge on Robotnik for banishing him.

Momma Robotnik visits her son, and after he fails once again, she disowns him and decides to adopt Sonic as her own son in order to capture him.

Tails gets a megadose of Robotnik's growth gas and grows quickly to monstrous proportions, eating everything in sight and terrorizing the countryside.

When Sonic and Tails are captured by Scratch and Grounder, Sonic creates a diversion by telling the duo the story of their creation.

Sonic becomes the sheriff of Tranquil Gulch, in hopes of keeping Robotnik's robots from harassing the locals.

An intergalactic huntress visits Mobius, capturing various citizens and falling in love with Robotnik.

When Scratch and Grounder use Robotnik's latest invention to turn Sonic to stone, Tails attempts to foil the duo to ensure Sonic's safety.

Robotnik's attempt to cause Sonic to age rapidly with his newest device backfires, turning him and Tails, and later himself, into babies.

Robotnik pursues Breezie and Robotnik Jr. in order to find out why they betrayed him with the intent of building a perpetually loyal robot wife.

Robotnik has unleashed his Stupidity Ray on Mobius, knowing that the newly-stupefied Mobians will be too brain dead to stop him.

Robotnik seemingly announces his surrender to Sonic, and he invites him to a resort in his gratitude.

Robotnik constructs a pushy robot coach in an attempt to increase Scratch and Grounder's fitness.

When Robotnik opens up a resort to make resident Mobians his slaves, Sonic enlists the help of some robots from an area of Mobius called Scrap Valley.

Sonic and Tails help an alien prince fix his space shuttle so he can return to his home planet for his coronation before his younger brother is crowned in his place and has Mobius destroyed.

On Sonic's birthday, Tails builds a flying bicycle. Realizing Tails' potential with mechanics, Professor Von Schlemmer invites Tails to be his research assistant.

Robotnik constructs a robot son in order to help him with his conquest of Mobius.

Coconuts acquires a magic wand and magical gadgets from Wes Weasley, and attempts to master them.

Robotnik goes time-traveling to find the four Chaos Emeralds that bestow the user unlimited power. His first stop is the time of Blackbeard the Pirate, where he enlists the pirate's help to find the first emerald.

Robotnik's next stop in his time-travel is the Middle Ages, where the second emerald is. Sonic follows him, but Robotnik, with the unwilling help of a local wizard, obtains the emerald and takes over the kingdom.

In his next time-travel stop, Robotnik plans on erasing Sonic's family tree in order to get the third emerald.

Despite the intervention of Sonic and Tails, Robotnik obtains the fourth and final emerald in prehistory. With the emeralds gathered together, Robotnik uses them to become an all-powerful being.

Sonic comes to the rescue of a town that is held for ransom by Robotnik's crime syndicate.

Robotnik imprisons a satirical cartoonist for making fun of him in his comic book, much to the chagrin of his biggest fan, Sonic.

Scratch and Grounder use a ray gun Robotnik invented to transport Sonic, Tails, and Robotnik into a book of fairy tales.

During a fair in his honor, Sonic's shoes are stolen and he and Tails use detective intellect to find the thief.

A chemical accident caused by Coconuts ends up giving superpowers to Robotnik, who quickly uses them to threaten Mobius's world leaders and publicly humiliate Sonic.

Robotnik threatens to demolish an airport, a lighthouse, and a train station. Sonic is forced to travel to all three places in order to remove the bombs.

Robotnik sends Scratch and Grounder into space to pillage the asteroid belt, with Sonic and Tails in pursuit.

Robotnik attempts to brainwash MacHopper, a friend of Sonic's into doing his dirty deeds, but an explosion causes his memory to become unstable.

Sonic and Tails babysit a trio of unruly baby beavers who end up being abducted by Scratch and Grounder.

Robotnik makes chewing gum that makes the consumer as fast as Sonic.

When Throbbin Screech features Sonic on his talk show, Lifestyles of the Very Good, Robotnik kidnaps his niece in order to be featured on the show.

Sonic and Tails get arrested for speeding due to Robotnik's nefarious hypnotizing scheme.

Sonic and Tails enter a car race in order to save an orphanage that Robotnik threatens to shut down.

Sonic, Tails and a group of mole miners are hit by Robotnik's shrink ray and must work together to reverse the effects.

Outraged by a popular song about Sonic, Robotnik outlaws music on Mobius and takes the song's composer captive with the intent of creating his own song.

Robotnik plans to freeze all of the Mobians in order to make them obedient.

When Momma Robotnik threatens her son into campaigning for the Mobius presidency, Sonic decides to run against him.

Robotnik forces a starving village of rabbits into building a statue of himself.

Robotnik takes control of the local amusement park on Sonic's birthday and uses it to try to finish him off.

Sonic and Tails help a mermaid hedgehog named Merna save her underwater city from the wrath of Captain John Paul Memo.

Robotnik captures Kwai Chang Crane, a martial arts master, and uses him to turn Scratch and Grounder into effective ninja to defeat Sonic.

A pickpocket named Easy Eddie picks at Robotnik's Chaos Emerald ring, much to his anger. Sonic must keep Easy Eddie hidden so that he can discard the ring.

When Sonic mysteriously vanishes, Tails, Professor Von Schlemmer, and a pilot named William le Due search for him in the Pyramid of Kommamachs.

Scratch and Grounder build a robot of their own who soon runs away and ends up befriending Sonic.

Wes Weasley has sold out to Robotnik, and lures Tails, Sonic and all of their friends to a yacht under the guise of a "Hero of the Year" ceremony to thank Sonic.