Healers get a Basic skill cap in divination spells.

The cursed potion of see invisible removes any see invisible intrinsic that the player has.

New role, the “Renegade”, where your goal is to destroy the Amulet of Yendor. You start the game with the Bell of Opening (you found it as a child and had your mind opened), and you are unaligned so all the gods hate you. No quest.