Thunder rune weapons have an increase in Air damage, based on the initial weapon damage. You can either deal lots of damage by putting it on an Air staff or spread it to two different weapons. A full set of Mystical Thunder runes seem to favor a dual dagger rogue who is very evasive and uses some Aerotheurge magic. Consider picking up stealthy skills like Cloak and Dagger, Chloroform, Favourable Wind, Uncanny Evasion, and Blessed Smoke Cl This mod aims to make each unique item in the game all th...