Following his father's death, 15-year-old Eli Shane embraces his destiny to follow in his dad's footsteps to a secret, subterranean world called Slugterra where he is determined to be the greatest Slugslinging hero of them all!
| Title | Time | |
|---|---|---|
| 1 | The World Beneath Our Feet (1) | 2012-10-15 |
| 2 | The World Beneath Our Feet (2) | 2012-10-17 |
| 3 | The Trade | 2012-09-16 |
| 4 | The Slugout | 2012-09-23 |
| 5 | Club Slug | 2012-10-20 |
| 6 | The Slug Run | 2012-10-23 |
| 7 | Mecha Mutiny | 2012-10-24 |
| 8 | Deadweed | 2012-10-25 |
| 9 | Shadows and Light | 2012-10-26 |
| 10 | Mario Bravado | 2012-10-27 |
| 11 | Endangered Species | 2012-10-29 |
| 12 | Undertow | 2012-10-30 |
| 13 | Dawn of the Slug | 2012-11-01 |
| 14 | The New Kid (1) | 2013-02-12 |
| 15 | The New Kid (2) | 2013-02-13 |
| 16 | Snowdance | 2013-02-14 |
| 17 | Inheritance | 2013-02-15 |
| 18 | A Distant Shore | 2013-02-16 |
| 19 | The Journey Home | 2013-02-20 |
| 20 | Roboslugs | 2013-02-21 |
| 21 | The Unbeatable Master | 2013-02-22 |
| 22 | Dark Water, Deep Water | 2013-02-23 |
| 23 | The Gentleman and the Thief | 2013-03-26 |
| 24 | No Exit | 2013-03-27 |
| 25 | The Hard Part | 2013-03-28 |
| 26 | What Lies Beneath | 2013-07-02 |
| 27 | The Return | 2013-07-03 |
| 28 | Slugball | 2013-07-04 |
| 29 | King of Sling | 2013-07-06 |
| 30 | Mission: Improbable | 2013-08-18 |
| 31 | Keys to the Kingdom | 2013-08-25 |
| 32 | The Thrill of the Game | 2013-09-01 |
| 33 | Lightwell | 2013-09-08 |
| 34 | It Comes by Night | 2013-09-15 |
| 35 | Upgrade | 2013-09-22 |
| 36 | Back to Blakk | 2013-09-29 |
| 37 | Bandoleer of Brothers | 2013-10-06 |
| 38 | Dark as Night | 2013-10-13 |
| 39 | Light as Day | 2013-10-20 |
