CaveMC: The Minecraft Server where you're stuck under y=47.
CaveMC is a Minecraft server with a significant twist. You spawn underground, with a bedrock ceiling at y=47. That's right, this server is traps you underground without any access to the surface. With this addition, it's the ultimate challenge that you would need to overcome. Finding mine shafts to gain wood, and curing zombie villagers to build a trading hall, this addition can provide a very game changing experience.