Martin Olson

Books4

Cover of Encyclopaedia of Hell II: The Conquest of Heaven: A Demonic History of the Future Concerning the Celestial Realm and the Angelic Race Which Infests It

Encyclopaedia of Hell II: The Conquest of Heaven: A Demonic History of the Future Concerning the Celestial Realm and the Angelic Race Which Infests It

2024

Cover of Adventure Time: The Enchiridion & Marcy's Super Secret Scrapbook!!!

Adventure Time: The Enchiridion & Marcy's Super Secret Scrapbook!!!

2015

Cover of The Adventure Time Encyclopaedia: Inhabitants, Lore, Spells, and Ancient Crypt Warnings of the Land of Ooo Circa 19.56 B.G.E. - 501 A.G.E.

The Adventure Time Encyclopaedia: Inhabitants, Lore, Spells, and Ancient Crypt Warnings of the Land of Ooo Circa 19.56 B.G.E. - 501 A.G.E.

2013

Cover of Encyclopaedia of Hell: An Invasion Manual For Demons Concerning the Planet Earth and the Human Race Which Infests It

Encyclopaedia of Hell: An Invasion Manual For Demons Concerning the Planet Earth and the Human Race Which Infests It

2011