Seeker

The Seeker is an uncommon Hardmode enemy that spawns in the Corruption or Crimson. It is the only enemy that drops the Essence of Night that can be used to craft the True Shadow or Crimson armor. There are 2 variations, one being the Corruption, the other being a Crimson variant. Because of their high knockback resistance and ability to pass through walls, it can prove a tough enemy in the confines of the Underground Crimson.

Stats
Type - Undead Enemy

Enviroment - Underground Crimson

AI Type - Hovering AI

Damage - 120 / 240

Max Life - 1500 / 3000

Defense - 15

KB Resist - 55% / 75%