
Book
Castle Swimmer: Volume 3
Wendy Martin
Clarkson Potter/Ten Speed · Hardcover · March 17, 2026
Reading lane: YA Manga
Kappa and Siren's adventurous journey into the vast ocean begins in this exciting third installment of the hit Webtoon series Castle Swimmer .
At a Glance
Why This Clicks
Oceanbound Adventures
Follow Kappa and Siren into a wider ocean of prophecies, hard-won freedom, and strange company.
Come here for
- Fantasy adventure with magic, curses, and a giant demigod crab
- Two journeys through an ocean that keeps getting bigger
Expect
- A graphic novel collecting episodes 42–65, plus three mini-episodes
- Exclusive bonus content
Book Details
- Authors
- Wendy Martin
- Publisher
- Clarkson Potter/Ten Speed
- Published
- March 17, 2026
- Format
- Hardcover
- Theme
- YA Manga · YA Fantasy Comics
- Reading lane
- YA Manga
Affinity
Publisher Categories
Fantasy Comics
Romance Comics
Comics & Graphic Novels / Gay & Lesbian
About This Book
Kappa and Siren's adventurous journey into the vast ocean begins in this exciting third installment of the hit Webtoon series Castle Swimmer . After leaving Siren to recover from his wounds in the shark castle, Kappa heads out into the big wide ocean once more. Minutes into his newfound freedom, another prophecy intervenes, pulling him towards a giant demigod crab scuttling along the ocean floor. As Kappa tries to figure out why he is drawn towards this crab, he comes across...


