The addon adds a variety of mobs, items and blocks that we will see in each update of the addon. Mycosis: mycosis a hostile mob, its behavior is a bit similar to the zombie, sometimes it can appear with weapons or another item, mycosis has a special ability to give you poison in a radius of 2 blocks so it is dangerous, it has a Bright blue mushroom variant, appears in the swamp and cave biome. Frigid: The Frigid is a hostile mob that slows down when it hits you so you have to avoid it, if you activate the experimental mode the Frigid will appear with a weapon, it appears in frozen biomes. Sludge Lord: The sludge lord is a hostile mob that will attack the player and the villager, it has several forms of attack, it is capable of summoning lil'sludge, it appears in the swamp biome. Lil'Sludge: lil'sludge is a hostile and tame mob, it will only appear if it is summoned by the sludge lord or by the pestilence wand. Undertaker: The undertaker is a mob that is generated by the world with probability of appearing, it has the ability to summon 4 unburieds which can appear with weapons, it can raid an entire village if there was no golem. Unburied: The unburied is a mob that only appears if summoned by an Undertaker or the Midnight Morne.