A dark forbidding shadow fortress a...

A dark forbidding shadow fortress arena emerging from a sculk crater, 40x40 footprint, 22 blocks tall with aggressive angular geometry. Exterior: obsidian and deepslate primary construction, crying obsidian weeping purple down walls, black concrete and blackstone angular asymmetric shapes, wither rose lined approach path, soul sand glowing at base, soul fire lanterns on chains at entrance, nearly opaque black stained glass windows, sculk covering ground around base. Interior: deepslate tile battle floor with sculk veins between blocks glowing faintly blue, obsidian ceiling with crying obsidian drop formations, soul fire lantern teal lighting, raised obsidian and blackstone gym leader platform backed by crying obsidian wall, wither roses in obsidian pots flanking leader platform. Style: voi