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Mighty Mighty Monsters

The Mighty Mighty Monsters book series by Sean Patrick O’Reilly includes books The Scare Fair, The King of Halloween Castle, Monster Mansion, and several more. See the complete Mighty Mighty Monsters series book list in order, box sets or omnibus editions, and companion titles.
12 Books
The Scare Fair - Book of the Mighty Mighty Monsters

The Scare Fair

Sean Patrick O’Reilly
From $4.79
The King of Halloween Castle - Book of the Mighty Mighty Monsters

The King of Halloween Castle

Sean Patrick O’Reilly
From $8.49
Monster Mansion - Book of the Mighty Mighty Monsters

Monster Mansion

Sean Patrick O’Reilly
From $4.89
Monster Beach - Book of the Mighty Mighty Monsters

Monster Beach

Sean Patrick O’Reilly
From $4.79
Lost in Spooky Forest - Book of the Mighty Mighty Monsters

Lost in Spooky Forest

Sean Patrick O’Reilly
From $9.19
My Missing Monster - Book of the Mighty Mighty Monsters

My Missing Monster

Sean Patrick O’Reilly
From $5.19
Hide and Shriek! - Book of the Mighty Mighty Monsters

Hide and Shriek!

Sean Patrick O’Reilly
From $8.39
The Wolfboy's Wish - Book of the Mighty Mighty Monsters

The Wolfboy's Wish

Sean Patrick O’Reilly
From $7.29
New Monster in School - Book of the Mighty Mighty Monsters

New Monster in School

Sean Patrick O’Reilly
From $8.69
The Monster Crooks - Book of the Mighty Mighty Monsters

The Monster Crooks

Sean Patrick O’Reilly
From $4.89
The Toy Snatcher - Book of the Mighty Mighty Monsters

The Toy Snatcher

Sean Patrick O’Reilly
From $9.19
The Missing Mummy - Book of the Mighty Mighty Monsters

The Missing Mummy

Sean Patrick O’Reilly
From $12.09
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