Incendium Incendium is a vanilla-style mod that will significantly improve the Nether by adding new biomes, structures, and mobs to it. Biomes This mod adds eight new biomes to the Nether and

MES - Moog's End Structures It is a small mod that adds new structures to the End. They are claimed to be dungeons but are virtually just buildings with a small number of mobs and chests. However,