A domed psychic observatory arena, ...

A domed psychic observatory arena, 40x40 footprint, 26 blocks tall with split dome apex. Exterior: purpur block and end stone brick dome, large amethyst geode formation emerging from roof like a cracked star, crying obsidian weeping purple down outer walls, purple and magenta stained glass constellation windows, chorus plant formations at base, end rod lighting at entrance steps. Interior: polished purpur battle floor with budding amethyst clusters at edges, end stone brick dome ceiling inlaid with purple stained glass star patterns, end rods at varying heights as lighting, circular raised gym leader dais of end stone and amethyst at far end with massive amethyst geode backdrop, crying obsidian accent walls. Style: cosmic observatory, alien psychic temple, star reading chamber. Blocks: pur