Warlock · Demonology · tier 2 · from level 15
Demonic Aegis
Demonic Aegis
Rank 2/2
Increases the effectiveness of your Demon Skin and Demon Armor spells by 30%.
Doesn't change the damage or healing of any Warlock spell.
Averages, counting crits and misses, for a level 60 Warlock with a typical weapon and no other gear or buffs, against a target your level. Worked out from the game's own data, the same way as the Foresight addon.