Please read the pinned post on creating new biomes and dimensions. Remember that individual items, mobs, and structures should still go in their own categories - this is not a category for entire updates.
Biomes and Dimensions
Vote for an existing idea or New post
41votes
3votes
20votes
9votes
8votes
10votes
41votes
29votes
7votes
4votes
17votes
5votes
11votes
15votes
4votes
Unnamed Dimension (with Blazes)
needs info
33votes
38votes
26votes
2votes
5votes
17votes
29votes
6votes
1436votes
13votes