Invincible: Book One

From Author Wars - https://authorwars.com/publications/invincible-book-one-903363.html

Overview:

Title: Invincible: Book One
Author: David Mack, Keith R. A. DeCandido
Year: 2001
ISBN-10: 0743428722
Publisher: Pocket Books
Price: $5.99
Binding: ebook
Type: Chapter Book
Title Reference: Invincible: Book One
Notes: Data from Amazon UK, Barnes & Noble, Kobo (GB) and publisher's site between 2022-06-19 and 2022-06-23. Product listings at all of the aforementioned sites list this as "Invincible Book One", but the cover image has "Invincible Part One of Two". Per the Amazon UK "Look Inside" preview, there is no proper title page. Print length of 74 pages listed by Amazon UK. UK price: £3.99.