Books by Liam O'Brien

Cover of The remarkable Mr. Pennypacker

The remarkable Mr. Pennypacker

by Liam O'Brien

1954
Cover of Unstoppable Jimmy

Unstoppable Jimmy

by Liam O'Brien, Noreen O'Brien, Jessica Berg

2020
Cover of The Mighty Nein Origins

The Mighty Nein Origins

by Jody Houser, Liam O'Brien, Matthew Mercer

2022
Cover of Teenage Addiction Prevention

Teenage Addiction Prevention

by Liam O'Brien

2015
Cover of Mighty Nein

Mighty Nein

by Liam O'Brien, Taliesin Jaffe, Matthew Mercer, Critical Critical Role, Critical Role Team

2019

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