minetest.register_decoration({
    deco_type = "simple",
    place_on = {"mcl_nether:netherrack"},
    sidelen = 16,
    fill_ratio = 0.1,
    biomes = {"Nether"},
    y_max = mcl_vars.mg_nether_max,
    y_min = mcl_vars.mg_nether_min,
    decoration = "mc:warped_fungus", -- TODO: Add Warped and Crimson Forest and place fungus in correct biomes
})