The Great Weapon is a tome found in Act V of Diablo III. Written by Itherael, it is dropped in Battlefields of Eternity when The Great Weapon event is completed. Obtaining the journal will add to the Field Research achievement. It reads as follows:
| Entity | Attribute | Value | Rank |
|---|
![[RDF Data]](/fct/images/sw-rdf-blue.png)
