Fire-Wall

.The Fire-Wall is a Post-Hardmode yoyo that has a 1 in 400 (0.25%) chance to be dropped from any enemy in the lower half of the Caverns or Underworld. It has a 1 in 4 (25%) chance to inflict the On Fire! debuff. It can be considered the Post-Hardmode upgrade of the Hel-Fire yoyo.