Oona and her friends face their ultimate challenge in the final installment of the graphic sci-fi fantasy series that's Star Wars meets Avatar: The Last Airbender!

In the epic conclusion to the 5 Worlds series, the final battle looms as Oona, Jax, and An Tzu travel to the treacherous world of Grimbo (E)! There, Oona must light the last beacon to save the 5 Worlds, but first she has to find it! When Jax saves an old friend, Oona is given a clue to the green beacon's location.

Unfortunately, the journey to lighting it on this strange, watery planet is the most dangerous yet. Meanwhile, Stan Moon has one more trick up his sleeve as his frightening powers and mysterious connection to An Tzu continue to grow. How can Oona ever hope to beat him? Can she count on her friends or will a terrible betrayal mean the 5 Worlds will be lost to evil forever?

The 5 Worlds series: #1: The Sand Warrior, #2: The Cobalt Prince, #3: The Red Maze, #4: The Amber Anthem, #5: The Emerald Gate

About the Authors

Mark Siegel has written and illustrated several award-winning and bestselling picture books and graphic novels. He is also the founder and editorial director of First Second Books. He lives with his family in New York.

Alexis Siegel is a writer and translator who has translated a number of bestselling graphic novels, including Joann Sfar's The Rabbi's Cat and Penelope Bagieu's Exquisite Corpse into English and Gene Luen Yang's American Born Chinese into French.

Xanthe Bouma is an illustrator based in Los Angeles. Her work includes picture books, such as Little Sid, fashion illustration, and comics.

Matt Rockefeller is an illustrator and comic artist from Tucson, AZ who loves to depict places and tell stories through pictures.

His work has appeared in a variety of formats, including book covers, picture books, and animation. Recent books include Train from Workman Publishing and the 5 Worlds graphic novel series from Random House, and Pop! with First Second.

Boya Sun is an illustrator and one of the artists behind the 5 Worlds graphic novel series. When not creating new toys for Beryl's workshop, Boya enjoys playing random songs on the guitar and experimenting with cooking.