Muddle (アイテム使用不可, Aitemushiyoufuka?, lit. Item Use Improper) is a rare status effect in Final Fantasy XI that prevents the use of items until it wears off (or the victim dies). There are no other ways to remove this status, but there are several monster special attacks that inflict it.
| Monster Family | TP Move |
|---|---|
| Belladonna | Deracinator |
| Gallu | Divesting Gale |
| Harpeia | Typhoean Rage |
| Naraka | Raksha: Vengeance |
| Naraka | Sakra Storm |
| Provenance Watcher | Diffractive Break |