Twilight

Twilight is a dimension with the appearance of a huge forest, this dimension is filled with strange trees and weird colored leaves. The dimension's surface is made from grass blocks similar to the Overworld dimension but is filled with strange ferns and bushes instead of regular grasses and regular ferns. The leaves of the trees here sometimes drop gold nuggets or iron nuggets.

Surviving here is not that difficult, to find food, you will need to kill animals here like Twilight Sheeps, Twilight Cows, Twilight Pigs, and Twilight Chickens. All of them drop more raw foods than the regular Overworld animals. For fuels to cook the foods, there are a lot of coals here, sometimes a small chunk of coal blocks can generate here, mine all the coal blocks and you will have no problem cooking foods.

Monsters are really common here, it can be found on the surface, on trees, and underground. Structures usually contain a lot of monsters. Mini bosses can also be found so you will need to be really careful when exploring here. Monsters here drops valuable items like gold ingots or even diamonds. They also can drop a gem that can only be found here called Painite. Painite is a red gem that is extremely rare and can be found in y=2 to y=11.

Building blocks are easy to find because this dimension is like a forest, it's filled with trees that you can use as building blocks. They will also drop saplings that you can use to grow more trees and get more saplings then grow more trees and this process continues forever.

This dimension is filled with flowers, so it's easy to color your banner, bed, wool, hardened clay, glass, and other items and blocks that you can color and dye. Twilight Sheeps can eat flowers and their wool color will turn into the flower that the Sheep ate, if the Sheep ate a poppy, then the Sheep will turn red, if the Sheep ate blue orchid, then the Sheep will turn light blue.

To enter the dimension, you must create a 2 by 2 (1 block deep) horizontal pit, fill it with water and then surround it with flowers. Throw a diamond there and the portal will open, enter the portal and you will be sent into the Twilight dimension.