Nightmares Castle
by: GhostSOS
Nightmares Castle is a VRChat world by GhostSOS, released in January 2026. It runs on PC, Quest, and holds up to 80 players per instance.
World by˸ Fragrantdeer765‚ re-uploaded by GhostSOS․ （Window art by˸ Scully‚ Pastel） （Banners by˸ Heverlad）
World Details
It has collected 792 favorites and 101,958 visits so far, placing it in the top 11% of the 210,867 VRChat worlds indexed on VRCmap.
In the past 30 days this world gained 1,079 visits.
GhostSOS has 6 worlds indexed on VRCmap with 11,170 favorites in total; the most popular of them is Grace Lobby （Roblox）.
The world went live in January 2026 and was last updated on April 18, 2026, about 6 months ago.
Tags: undertale sans sansau underverse snowdin
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