New Nether terrain and biomes

Deep Nether

• y0 to y-64
• Red Warped Forest
• Red Warp Trees with a glossy orange red planks
• has all nether biomes accept warped forests

Highland Nether 

• y192 to y320
• Hot Sulfur Caves (biome)
• When lava is on top of the potent cinnabar block it can cause lava plums that erupt and rain down catching you on fire
• Cinnabar can generate in New Volcanoes in the overworld and the nether
• basalt lines the volcanoes caldeara and stone or Netherack runs down the slopes.

Extra Fetures

• Nether scrubs generates all over the nether accept basalt deltas volcanoes and Hot sulfur caves
• Nether blossoms generates in crimson forest and red warped forests
• Red Bull (mob) Attacks when your 5 blocks from it