Bysmal armor

Bysmal Armor is a craftable Hardmode armor set crafted from Bysmal Bars and Etherial Essence. A full set requires 45 Bysmal Bars and 12 Etherial Essence.

The set bonus is to 'absorb the power of up to 3 Etherial creatures', meaning that you can receive a damage bonus of up to +30% from killing enemies in the Etherial Dimension and boss-related attributes.

To lock the armor from cycling in new bonuses, use the Bysmal Key.

Set bonus
Upon killing an etherial enemy, you will gain a set bonus relating to that boss, along with it being added to the bottom of the set bonus when moused over. At 3 abilities, the bottom of the list will be Locked- Will not absorb any new bonuses The following are Etherial bosses and the bonus you get from killing them.