Devastation turrets deal heavy damage to armored enemies and make a good compliment to perdition turrets, which deal bonus damage to light enemies. When upgraded, devastation turrets slow enemies, making them excellent for base defense.
Devastation turrets are renamed "Blaster Billy" when Swann reaches Level 3.
Betty and the Gang
Devastation turrets are renamed Blaster Billy and have 3 increased attack range, for a total of 9. Attacks now slow enemy movement speed by 30%.