feel like you are the survival master? well try this out! there are no ores, there is no stone, it is all dirt and bedrock!
you get a good starter house in the middle of the survival arena. you get items to help you out.

Enemies list
-slime
-lava slime
-skeleton
-enderman
-creeper
-zombie
-pig zombie
-spider
-cave spider
-blaze

there is two portals one is incomplete (end portal) and the other is in front of your house (nether)

Good luck!