Tiers

IDepotHumanoid Monsters have 10% increased EffectivenessContains Equipment
IIArsenalHumanoid Monsters have 25% increased EffectivenessContains Equipment
IIIGalleryHumanoid Monsters have 35% increased EffectivenessContains Rare Equipment
IVRoyal ReservesHumanoid Monsters have 40% increased EffectivenessContains Rare Equipment

This room

KindChamber
Tiers 1–4
Lost TempleAlso stands in the ruin
Upgraded byAn adjacent SmithyAn adjacent Alchemy Lab