Sanctuaries

Sanctuaries are entities that regularly spawn with numerous shapes surrounding them. Each sanctuary spawns a boss except the Golden Sanctuary, which spawns a Golden Icosagon

History
Sanctuaries were added shortly before changelogs. However, they have been buffed and nerfed numerous times. Nests were added to most sanctuaries in 2020.

Egg
Egg Sanctuaries are the weakest sanctuary. The sanctuary produces about 3 dozen giant eggs. When they are killed they spawn an EK-1, which can evolve into a EK-2.

Golden
Golden Sanctuaries are a very strong variant of the egg sanctuary. The sanctuary behaves similarly to the egg sanctuary, but generates a Golden Icosagon when it is destroyed.

Square
Square Sanctuaries produce about 2 dozen giant squares and generate with numerous regular and green squares as well as Quadral Squares, Splitter Squares, Super Splitter Squares, and Summoner Squares. The sanctuary spawns a Summoner upon death.

Triangle
Triangle Sanctuaries produce about 18 giant triangles and generate with regular and green triangles as well as Sentries, Guardian Lites, Crashers, and Red Runners of various tiers. They generate a Defender upon death.

Pentagon
Pentagon Sanctuaries produce about a dozen large pentagons and generate with regular pentagons as well as green pentagons, Crushers, and sometimes sentries. They generate a Leviathan upon death.