In preparation for the eventual debut of the Exult-powered Ultima VI Remake, I am currently slogging my through Ultima VI (via Dosbox). While it remains one of the most well-crafted examples of RPG storytelling and world-building, Ultima VI has its problems. CRPG Addict has documented many, if not most of them.
The spell, seance is one:
The spell, eclipse is another: