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| Aflevering | Eerste uitzending |
|---|---|
| S04E01 - Battle for Negative Space: We Are Not Alone Anymore | 03/12/2018 |
| S04E02 - Battle for Negative Space: Secrets, Lies, and Parasites | 04/12/2018 |
| S04E03 - Battle for Negative Space: Lost in Negative Space | 05/12/2018 |
| S04E04 - Battle for Negative Space: The Cool Guy | 06/12/2018 |
| S04E05 - Battle for Negative Space: Stranger Danger | 07/12/2018 |
| S04E06 - Battle for Negative Space: Mistaken Id-entity | 08/12/2018 |
| S04E07 - Battle for Negative Space: Keep Your Friends Close | 09/12/2018 |
| S04E08 - Battle for Negative Space: Off the Map | 10/12/2018 |
| S04E09 - Battle for Negative Space: Doubles Trouble | 11/12/2018 |
| S04E10 - Battle for Negative Space: Attack of the Nematodes | 12/12/2018 |
| S04E11 - Battle for Negative Space: The Chosen One | 13/12/2018 |
| S04E12 - Battle for Negative Space: The Alternate World is Here | 14/12/2018 |
| S04E13 - Battle for Negative Space: The Entity Face Off | 15/12/2018 |