Slugterra

The gang is chasing one of Blakk's grunt when suddenly they get ambushed by many of them. They are saved by a new kid named Twist. He owns a Thuglett slug named Loki. They find one of the ghoul slugs storage area. Loki gets disguised as a ghoul slug and enters the facility. They get control over all the CC cameras to make their operation easier. They all disguise as Blakk's grunts and take away all the ghouls. El Diablos Nacho spotts them and chases them. They escape and with Doc's help, they cure all the ghouls. It is revealed that Twist works for Dr. Blakk.

The gang is ambushed by Blakk's grunts, but is saved by a new kid named Twist and his slug, Loki.

Along with Twist, the Shane Gang plan to rob a train carrying the last of Dr. Blakk's Dark Water. They work out the plan and are trapped by Diablos Nacho. Kord realises that Twist works for Dr.Blakk and warns Eli. While in the fight, Twist traps Eli and duels him. He tells that he is an orphan because of Will Shane. When Eli has the advantage in the duel, he escapes. In the end, El Diablos Nacho is replaced by Twist by Dr.Blakk.

While watching a drive-in movie the Shane Gang get into a fight with the Hooligang, and in the heat of the battle they awaken an Ice Ogre which gets increased in size when they anger it. Eli loses the duel for putting the Ice ogre back to sleep. Eli saves the Manager of the Theatre (a molenoid) who advices him to use the Slyren slug which can put the Ice ogres back to sleep.Meanwhile, Trixie uses Billy to stop the Ice ogre by telling that he has a talent in acting in movies. Eli finds the nest of the slyren slugs. Suddenly, the whole nest stops singing and awaken all the Ice ogres. Eli uses the Slyren and put the ice ogres to sleep.

Danna Por, the daughter of Will Shane's old partner, Tom Por comes looking for treasure that she believes Will had hid from her father. She searches the hideout at night for the treasure, Eli and the slugs spot her and then she mentions about the treasure and leaves. The gang enthusiastically search for the treasure in the hideout when Eli finds it behind a photo frame. The chest is encased in a layer of molten magma. Only the Forgesmelter can melt the chest. They search for the Forgesmelter in the Cavern of Magma. Danna Por goes to place before them and scares away the whole nest of Forgesmelter slugs and leaves only one. She tells that Will Shane was working for Shadow clan. She gives him the slug on one condition that she should get a share of the treasure. But what they found in the was junk. Danna finds a shadow talker which allows the wearer to talk with the Shadow clan. Danna wasn't capable of bearing the power of the shadow talker. Eli wears for the shadow talker and talks with them. But he keeps it a secret from the gang. Danna flees with a device.

With the help of a Shane journal written by Eli's grandfather, a ridiculed adventurer who tries to take a trip to the surface with his group who tells that whoever believes him should meet him at a place. Eli hears about this and wants to go to the place and stop him. When sneaking from the hideout, Trixie and Kord spot him. So Eli convinces them to stop him from going there. When the gang goes to place, Eli take the adventurer to a room, tricks him and slips with the journal and returns to the hideout. When talking about the situation, the adventurer comes with a group of slingers as he didn't sling a slug in his whole life. The gang duels the group and in the middle of the battle, he burns the journal using Burpy. So, the adventurer leaves with grief. Eli then reveals the secret that he has come from the surface and shows the tunnel through which he came to Slugterra.

Burpy and Eli's other slugs have to get home while avoiding Locke and Lode.

Quentin, a mad scientist was experimenting with Roboslugs, a new generation of slugs which has the abilities of all the slugs of slugterra. He was running mad using the Roboslug in the town. So his sister ringed to the Shane gang to seek help from them. They end up with him in a duel in which Eli defeats him using the Enigmo slug. This was because Enigmo was a rare one and only a few people have seen it transform. As a result, Quentin didn't know about the abilities of Enigmo slug. He flees and returns with a giant robot and defeats them. Proud that he has defeated the Shane gang, he leaves the place. After the duel, his sister tells him about her brother's flashback that when he was a young boy, he went to a field trip with his family when his brother tried to get rid of him and pushed him into a room filled with slugs. Due to this incident, he developed a phobia on slugs. So he made the Roboslug to replace them with the original slugs. Then Eli plans to face Quentin using a giant robot they make using their Mecha beasts. Quentin has the advantage in the fight as he was using the roboslugs. The Shane gang's robot was losing all it's parts and collapsed. Eli and Quentin were about to start a duel when Quentin's brother and sister threw a bunch of slugs at him. He started running about in the place when Eli shot a Flopper slug named Noodles at him. Noodles saves him by ordering the slugs to save him from his robot when it was falling on him. He develops a liking on Noodles and resists his phobia. He was sent to jail when Dr. Blakk offered him an opportunity to join him and give his roboslugs for ghouling. Quentin accepts the opportunity.

Shinai, The unbeatable master of slug slinging had a fight in a hotel. The Shane gang were passing and Eli meets her.Trixie mentions that she is the unbeatable master. She then leaves the hotel. The very same night, the gang talk about her and want to get some training from her. Eli was very eager that he left early in the morning to her home. He was surprised to see a lot of slingers who wanted to get trained. She helds a competitions in which a majority slingers were disqualified. But they refuse to leave. So she performs the legendary fusion shot using her slugs, Sonikin and Inkdevil and throws them out. She held a tournament and whoever wins gets trained from her. Twist comes in a disguise. Twist and Eli go to the finals. An hour before the finals, Eli talks with her that Twist shouldn't get trained from her. She tells a flashback that Will Shane and Blakk came to her. She trains he one who wins in the duel. Will wins and gets trained. Blakk become enemy to Will and starts experiments with Ghouls. Will could've known the secrets of slugterra even without her help. She feels guilty that Blakk turned evil because of her. When Eli and Twist were about to duel, Blakk interferes with some soldiers, a bull mecha and a new gattling blaster. Sinai duel Blakk, Eli duels Twist and the gang duels the soldiers. When Twist is defeated, he flees but disguises as Blakk and fights with Shinai. She defeats him using the fusion shot and the disguise wears off. Blakk kills her by shooting a Boon Death (Ghouled Boon Doc) at her on the back. Eli asks help from his Boon Doc but it was of no use. Eli uses his blaster and defeats Blakk by performing a fusion shot with Burpy and Joules. Blakk leaves the place while the gang feel sad about her death. Even her slugs also go with her.

Eli and his gang have to stop a drill that is in an underwater cavern.

Danna uses the device she stole from the treasure chest to teleport from one place to another and becomes a thief. She steal things from everyone, even Trixie's camera. By mistake, she steals Blakk's blaster. So Blakk appoints a Gentleman to get his blaster and Danna alive.Gentleman is an experienced slinger who uses Geoshard slugs to crystallize his opponent. Knowing this, Eli tries to save her from the gentleman. The gang blackmails him to change the plan. When he confronts her he duels her. Blakk and Eli come later to the duel . Gentleman shoots her in such a way that she doesn't get crystallize completely. The crystallized Danna falls into a river. Eli saves her and escapes. She gets cured using Pronto's Slyren. Eli thinks that the device will be safe with Danna.

Lumino Cavern has been invaded by a swarm of Neurotox ghoul slugs that have created a toxic cloud that’s attacking the residents. The Shane Gang must brave an inescapable maze to locate Blite, the only man who can help them.

Eli and Kord have been trying to create a fusion shot which consists of two slugs being shot at the same time using both of their powers. In order to make it work, they’ll need to travel to Scrap Heap, a junk yard cavern protected by Boss Ember and his Scrap Force.