Seasonal Content

is content that has various recurring bosses that will only appear during certain Releases and only appear in various locations around New Britannia.

The Release in January through the Release in March.
 * Envy Angel

The Release in March through the Release in May.
 * Dark Archlapin of Death and Destruction

The Release in June through the Release in August.
 * Luminous Atavist

The Release in June through the Release in August.
 * Aether Creatures

The Release in September through the Release in November.
 * Pumpkin Head

The Release in November through the Release in January.
 * Krampus