Glowroot Caves: Hybrid Encounter

By
theexiiedfeiiow_

Makes the Glowroot Hybrid boss from Glowroot Caves encounterable in survival gameplay.

New advancements pertaining to the Hybrid boss (1)
New advancements pertaining to the Hybrid boss (2)
Glowroot Boss Checklist entry (Drops)
Glowroot Boss Checklist entry (Spawn)