Spawns in the Underground Jungle after defeating Plantera .
Spawns Hallowed Ore in the Underground Hallow. Calamity-Specific Hardmode Ores
Found in the Ice Biome after defeating Cryogen and two mechanical bosses.
Found in the Brimstone Crag after defeating at least one mechanical boss.
Spawns Tier 3 ores ( Adamantite and Titanium ).
Drainage Swansea