| Name | difficulty | 
| Object | WorldTag | 
| Input | ElementTag | 
| Related Tags | <WorldTag.difficulty>Returns the name of the difficulty level. | 
| Description | Sets the difficulty level of this world. Possible values: Peaceful, Easy, Normal, Hard. | 
| Source | https://github.com/DenizenScript/Denizen/blob/dev/plugin/src/main/java/com/denizenscript/denizen/objects/WorldTag.java#L1204 |