Cold fw battlemage upd. 18.03.22 (see first post for more information) - #105 by tqFan - Classes, Skills and Builds - Crate Entertainment Forum
Introduction to PvE damage calculation (Homestead) — Elder Scrolls Online
I finally found info on how spell penetration works, and made a simple "infographic" on Desmos! https://www.desmos.com/calculator/bqaac6rtnq : r/elderscrollsonline