| title = The Thorn of Decay| type = FeyFae

'''[[The Thorn of Decay''' ]] is a [[Winter Court]] boss in [[Sun Vale]]. He can be summoned by touching a special crystal , known as an [[Activator]], in one set of ruins.Touching the crystal will cause a chime to be heard, and [[The Thorn of Decay]] will appear on a higher plateau and fly towards where he was summoned, taking nearly a minute to arrive. Defeating him will drop a {{Item|Winter Nexus Key}}, used to enter the [[Winter Nexus]].==LocationLocations ==; [[{{MOB Location| area = Sun Vale]]: | location = Eastern Ruins towards the East of the area.| health = 9871| armor = 1329| rage = 1974}}

* Slashing Damage* [[Image{{:Rage-icon-20px.gif|Rage]] Heavy Slashing Damage, Armor BypassAIP:WinterCourtFey}}

[[Category:Bosses]][[Category:Sun Vale BossesCreatures]] === Boss Location ==={{Spoiler|Click Expand to see a map of where the boss is located|[[CategoryFile:FeyThorn of Decay Location.png|200px|thumb|left|Boss Location]]}}