This is still in early development.

I will be adding changes based on feedback
===================================
Current Changelog: [​Blocks]

• Added Cupric Fire [​does not have lanterns, torches or campfire variants]
• Added Wiltering Fungus wood type
• Added Wiltering Nylium
• Added Citrine & Infernal Netherrack
• Added Pyroxene [​block, crystal, shard] & pozzolana
• Added Petrified & Toxic Netherrack

Current Changelog: [​Terrain]

• Increased build limit to 448
• Terrain generates till 348 [​biome features may still generate]
• Removed Bedrock roof
• Biomes also generate based on Y level not only x and z now
• Increased Lava level to y=64 so now biomes may be submerged under lava

BIOMES:

1. Phantasmal Spires: [​includes Phantasmal Plains]
2. Infernal Chasm:
3. Radiated Cuprous Wastes
4. Ash Flats

There are currently no new mobs.
I will be adding them based on feedback

Planned changes:

• Nether reactor core
• Corrupted netherrack
  

Bugs:
Biomes ie. Ash flats & Phantasmal Plains don't generate.