This mod includes many creepy elements. Three mobs, one boss, a new biome and a new dimension, two new tools, and a new set of armor.
Portal: Like a Nether portal, but it is built with Spectral Stone and activated with a Spectral Portal Activator
Activator: Made with End-stone at the corners and an eye of Ender in the center, this can also be made by smelting down an End crystal
Ingot: Harvested from a Spectral Ore block.
Ingot+: Made by filling the crafting table with spectral ingots
Spectral Sword: Like a normal sword, but with spectral ingots.
True Spectral Sword: A spectral sword in the middle surrounded by 8 pieces of ingot+
Specter: Found in the Specter dimension. Is very fast
Never-Dead: Throws fire charges, when you hit it, another one appears.
Woeful Spirit: Acts like a Never-Dead, but another one does not appear when hit.
There are known problems with the skin of the woeful spirit and the Never-Dead