Enrage
Client records describe this reading. They do not confirm availability in gameplay.
Current client record
Instantly generates 10 Rage and another 20 Rage over 10 sec, but reduces base armor by 27% in Bear Form and 16% in Dire Bear Form. The druid is considered in combat for the duration.
Sourced change history
No changes in the tracked log could be matched to this record. This does not mean the ability or item has never changed.