There are passages in the abandoned mine that were sealed at both ends to contain the noxious hazards inside. Their exact origin and nature so far defies explanation, but there is such a full palette of potentially toxic influences in these areas that the emergence of bizarre and nightmarish horrors could hardly be called a mystery.
7 Arcane Ooze - Large Ooze Souls 1800, 50% large titanite shard HP202 Initiative-5 Speed20(4) AC3(T3,FF3) Slam+14(2d6+7+2d6 acid+ grapple+14) SQ Spell Siphon (fortitude DC25 hp5/level) Blindsight, SR20, Hasted by Shock Abilities22,1,16,-,1,1 Saves+13+0+0