22 books • 3 series
Book #1: Three Spooky Stories
Book #2: Heartless
Book #3: Now You Don't
Book #4: Panic
Book #5: Those We Bury Back
Book #1: Omnihumans
Book #2: Spawn
Book #3: Spawn Origins Hardcover Book 3
Book #3: Spawn Vault Edition Oversized Hardcover Vol. 3
Book #5: King Spawn Volume 5
Book #5: Gunslinger Spawn Volume 5