Magisterium

Manage spells and other features of a spell book on Arcane table

Parse opaque spell descriptions, once ready - hold the button near the chant until it fills completely with different color

Anything else to set custom name will work too

Used bookmarks to quickly navigate to corresponding place in the spell book

Right-click Lapis Lazuli on any solid surface to place Arcane Glyph. Some spells require Arcane Glyphs to specify their shape, or to be placed in certain configuration

There's no Undo button for spells

Rare loot in Stronghold Libraries, Jungle and Desert temples