Elf Bane is a heavy armor set. It increases the duration of your Flame Damage abilities by 2 seconds.
This set is very powerful for players who use Fire damage skills, as it increases all Fire abilities, including Ultimates, by 2 seconds. It also increases the duration of sets like Zaan. With the right build, this can be a very powerful set.
The Elf Bane set is part of the base game and can be found in Cyrodiil at the Vlastarus Elite Gear Vendor or from Rewards of the Worthy. Each set item is bound on equip. You can acquire heavy armor, weapons and jewelry of this set. Elf Bane uses the Ebonheart Pact, Daggerfall Covenant, and Aldmeri Dominion motif style, depending on your alliance.