Priest Church structure.
Hellspawner Hideout structure interior. (One of the rooms, anyway)
Entrance to the Hellspawner Hideout.
Weaponsmage Castle structure. (1.1.0)
All summoning items sorted by tier and class. As of 1.1.0
Sorted by tier and class. Higher/further back is higher tier. And from left to right the classes go Priest, Hellspawner, and Weaponsmage.