Arda's Sculks mod is a mod that improves the ancient city in the game and offers the ability to open the ancient portal in the ancient city. This mod adds many deep dark biomes to the game and many boss creatures found in these biomes.
A highly configurable overhaul of Minecraft's way of progressing through the game : bosses, RPG-like, new mechanics, multiplayer compatibility, weapons, ores... !
A forgotten tale of the Ancients - their final stand, and their inevitable fall. Venture into the Ancient Keep, challenge its twisted Trial Spawners, and face the one who still remains.