A Unique Collection – Book of Jen

A Unique Collection Achievement

A yellow-orange creature named Otis the Cursed is jumping backwards. My Barbarian hit him with a very large sword. At the top of the screenshot it says: "OTZI THE CURSED" Infected creature of death

A Unique Collection is a series of Achievements that involves killing specific kinds of monsters. These monsters are unique and have been given names. The names are in purple text.