Ritual of Grand Mastery ritual 80
The complete definition of this ritual in the game's own mod format. Command names link to the reference.
newritual "Ritual of Grand Mastery" descr "This ritual grants the caster a new third level ritual. If the caster is currently unable to cast third level rituals, it will be leveled up as well." ritpow 3 level 2 cost 4 480
Record definition from the base game data (v5.33 extraction), shown with Illwinter's permission. Unaffiliated with Illwinter Game Design.