Procedurally generated mine, that regenerates daily

Elevator that marks floors every 20 levels instead of 5

Procedurally generated "Dungeon" that regenerates on entry (desert mines)

Complete overhaul over minecrafts food/hunger/saturation mechanics

Complete overhaul over minecraft crop system (vanilla crops only grow with bonemeal)

Crops must be watered by watering can/sprinkler/rain

Tools can be upgraded at the blacksmiths

Cooking/Crafting mechanics nearly identical to stardew

recipes must be unlocked through leveling up

Skills for fishing/farming/mining

Added in stardew valleys fishing mechanic

Weather system to trigger rain/sunshine/thunder/snow in the morning

Must sleep by 2 am (gamerule to disable)

Time tracked as either 12 hrs / Military time (gamerule)

Quest/Story line to unlock npcs

Adds a lot of grinding :)

Existing mobs from the game with similar mechanics, as well as new ones (for instance i've kept the mummy, and dustys)

Machines for processing crops

Food releated skills +2 farming/fishing