Boys II Planet is a survival show broadcasted on Mnet. It is a sequel to Girls Planet 999 and Boys Planet. Planet K premiered on July 17 while Planet C started airing on July 18, 2025. Boys II Planet is based on the themes and aesthetics of space. It consists of two programs, K and C, produced in Korean and Chinese respectively, with both programs following the same format for each contest. The show will create a twin group project, with both groups debuting at the same time. The final line-up will work in two different groups, K and C, and will also work as a complete group.
Episodes
EP. 01 PLANET K – You See The Fire? The Fire Has Been Lit
The trainees perform in front of their masters and are ranked according to a strict hierarchy: "All-Star", "Two Star" and "One Star". Participants who receive "No Star" are eliminated from the show. If participants disagree with the rating, they can take an "Extra-Test", which can either raise or lower their rating.
EP. 01 PLANET C – You See The Fire? Burning Blood
The trainees perform in front of their masters and are ranked according to a strict hierarchy: "All-Star", "Two Star" and "One Star". Participants who receive "No Star" are eliminated from the show. If participants disagree with the rating, they can take an "Extra-Test", which can either raise or lower their rating.
EP. 02 PLANET K – Stronger Energy, Let's Go and Be Confident!
Trainees are re-evaluated for their signal song performance skills and are ranked according to a strict hierarchy: "All-Star", "Two Star" and "One Star". Participants who receive "No Star" are eliminated from the show. In the second stage, for each class, the master's rating and the Star Creators' rating are added together to determine the final class.
EP. 02 PLANET C – Stronger Energy, Protect the All Star
Trainees are re-evaluated for their signal song performance skills and are ranked according to a strict hierarchy: "All-Star", "Two Star" and "One Star". Participants who receive "No Star" are eliminated from the show. In the second stage, for each class, the master's rating and the Star Creators' rating are added together to determine the final class.
EP. 03 – All Right, Here We Go (Let's Give it Our Best Shot)
No overview available for this episode.
EP. 05 – "You and Me, Just the Two Of Us"
No overview available for this episode.
EP. 06 – It Burns Up Hotter (Holar)
No overview available for this episode.
EP. 07 – It's Flaming On Endlessly
No overview available for this episode.
EP. 11 – Firing the Light, Solar
No overview available for this episode.
Top Cast
Park Dong Gyu
Self — Contestant
Han Harry-June
Self — Contestant
Moon Suhn Bin
Self — Contestant
Lee Dong-heon
Self — Contestant
Jayder
Self — Contestant
Yang Hee-chan
Self — Contestant
Kim Jun-seo
Self — Contestant
Jeon Lee-jeong
Self — Contestant
Wonjun
Self — Contestant
Jo Gye-hyun
Self — Contestant
