Season 4 is the renewed round of Secret Team Undercover!
- Christopher's Secret Admirer
- Hit the Lights
- Distress Message
- Christopher's Decision
- Familiar Faces and New Races!
- Spy Fight at the Dark Side Headquarters Part I
- Spy Fight at the Dark Side Headquarters Part II
- Military Island
- Mission Attack Part I
- Mission Attack Part II
- The Australian Screw-up Part I
- The Australian Screw-up Part II
- The Australian Screw-up Part III
- The Australian Screw-up Part IV
- Superior vs. Superior!
- Cold and Crazy Part I
- Cold and Crazy Part II
- Cold and Crazy Part III
- Cold and Crazy Part IV
- Defeating Poseidon's Rage Part I
- Defeating Poseidon's Rage Part II
- Defeating Poseidon's Rage Part III
- Shadows and Spies
- The Legendary Super Spy Part 1
- The Legendary Super Spy Part 2
- The Legendary Super Spy Part 3
- The Legendary Super Spy Part 4