I want it to revolve around runes on their tongue and writing runes on people to give temporary boosts or having different effects
So far I have a level 3 ability for it
Runic Voice: You can choose the type of rune at the start of gaining the subclass
1d8 damage
Fire - Changes the damage fire, can light small objects
Cold - Changes damage cold, -5ft movement
Poison - Changes damage to acid, can hit 2 people 5ft away from each other
Wind - changes damage to bludgeoning, Push 5ft
Damage scaling
1d8 - level 3
1d10 - Level 6
1d12 - level 10