You can no longer remove biomes in custom map generation.

Originally posted by teltow:

Originally posted by Wolfy6: On top of that, there are third party software for making 7d2d worlds that give you more options I believe

Oh wow. I didn't know that. Shame I'm on console now. I wonder if we will get mods and other fun stuff eventually.

Not likely given the hardware specs of the Series-S.