Monster Girl VS Alien A.K.A Girl Monster VS Alien is the sixteenth episode of the new 2014 edition of Keroro Gunso, labelled Keroro.
- Sergeant Keroro
- Private Second Class Tamama (cameo)
- Corporal Giroro (cameo)
- Sergeant Major Kururu (cameo)
- Lance Corporal Dororo (cameo)
- Shin Keroro (major role)
- Hirohara Tomosu (speaking cameo)
- Kaneami Myou (cameo)
- Hinata Fuyuki (major role)
- Alisa Southerncross (debut)
- Nebula (debut)
Note: The File is mainly focused on the chapter 206, so the differences noted will be about that chapter.
- In Keroro Tomosu invited Fuyuki and Myou to his Halloween party, while in the manga he didn't invite them.
- In Keroro Shin Keroro was hiding under the bed while still shaking fear after Fuyuki asked him to join, while in manga Tomosu scared him while playing DS in his house.
- Giroro, Tamama, Kururu and Dororo made cameo appearances in this episode.
- Tomosu and Myou made cameo appearance in this episode, but Tomosu has spoken lines, Myou not.
- This episode poves that Shin Keroro is afraid of monsters, ghosts and Alisa after this adventures.
- This episode marks the first time where Natsumi is absent in this series, not making any cameos or playing a minor role.
- Mois don't appear in this episode.
- This episode is based on the chapter 206.
- During the scene where Alisa found Shin Keroro, her stockings are missing.