The value of Comprehend Languages and Read Magic is relatively low, especially for Spellcasters, as both spells are of low level, one being a cantrip and the other a level one spell, skills that nearly all Spellcasters possess.
Their main advantages are cost-free and without time constraints, which can save a significant amount of time and spell costs, especially for someone like Gaven who is constantly in contact with other races. It's like having a universal translator, making communication much easier.
The Tower of Dominion Key and the Tower of Dominion Teleportation are not part of the Insight Gemstone's own abilities, but are granted by the Tower of Dominion beneath Gaven.
For now, let's set aside the Tower of Dominion Key, because it involves the Tower of Dominion, a tower that still has great potential to be explored.
