15-year-old Eli Shane is a regular kid except for one thing: he comes from a long line of Shanes, each who has journied from the surface to protect Slugterra and the slugs that make the world special.
Tad's hypnotic slug Pieper has gone megamorph, his gang of supporters all have Gattler blasters, and Tad's control over his army of ghouls is stronger than Dr. Blakk's ever was. The Shane Gang are under non-stop ghoul fire as they struggle to put a stop to Tad's plans and end the mass ghouling of slugs once and for all.
Tad is still missing after the slug-out with the Shadow Clan, but the Gang have to set off without him when reports start coming in of slugs disappearing all across the 99 caverns. As they pursue the trail of missing slugs, the mystery grows darker when it leads them straight to Dr. Blakk's old stronghold!
The Shane Gang return home to the 99 caverns to find Gateway Cavern overrun with slugs-in Eli's absence, the Shadow Clan have governed by putting the slugs before the people, and the result is chaos! It's up to Eli to restore the balance, but the Shadow Clan aren't as friendly as they once were...and that's saying something. Help comes from an unexpected source-Tad and his slug Pieper, who just arrived from the Surface!
As Kord, Trixie and Pronto struggle to keep the wily Elemental Slugs out of the wrong hands, Eli and Junjie's Slug Fu training is cut short by a madman.
To master the mysterious slug-slinging art of Slug Fu, Eli must train alone with Junjie. That means leaving behind the rest of the Shane Gang-as well as all of Eli's slugs, and the ultra-powerful Elementals! Pronto vows to keep the Elementals safe, but proves so annoying that they run-er, hop-away!
The Shane Gang and Junjie race across the 99 caverns to keep the Elemental Slugs out of the hands of the Goon.
A new member joins the Shane Gang! His name is Junjie, and he is a master of the mysterious slugslinging art of Slug Fu. But even with the power of five slingers, the Shane Gang find themselves in over their heads trying to protect the ancient Elemental Slugs.
The Dark Slinger and his marauders have invaded Slugterra! But there's more to this new threat than meets the eye. Eli must fight a very different kind of duel to save Slugterra...and himself.
Eli and the Shane Gang have vanquished Dr. Blakk. But a new threat emerges from beyond the 99 caverns.
Dr. Blakk and his Darkbane minions have discovered a way to make their ghouls faster and stronger - giving them an edge over the Shane Gang.
Eli's got a new slug recruit! But in the heat of battle, can this rookie go from frightened novice to the hero of the day?
The Shane Gang defend the perimeter from the legions of Blakk Guards sent to free Dr. Blakk from prison.
A mysterious creature is draining the energy from all the slugs in a distant cavern, and the residents are offering a rich reward to whoever can stop it.
Burpy is sick, and the only thing that will cure him is a trip to the Lightwell - a mysterious, hidden power source only slugs (and the Shadow Clan) know the way to.
Our heroes are lured into an elaborate game by a twisted villain.
The Shane Gang follow Diablos Nacho to Molemound - the Molenoid home cavern. Pronto doesn't want to go - and not because he's in trouble.
The four members of the Shane Gang think they've found the fifth in Twist, a street-smart kid who volunteers his help when the gang needs it most on a mission gone wrong.
A fun trip to the mall cavern turns un-deadly when the place is over run by the zombie-like victims of the Zombus slug.
Long thought to be merely a legend, an Enigmo Slug has finally been spotted. The bidding is high for this rarest of all slugs, and so is the competition to be the first grab it! Eli and the gang actually beat Slugterra's most vicious slug hunter to the prize-only to find that the hunter is now hunting them!