Bat (demon)

Bat is a demon found in Iris and the Giant.

"The four demons around this bat are untouchable."

Location
Bats are a common enemy in Path of the Giant, appearing on Floors 2B, 4, 5W, 7W, 13, 15, 19 & 5T in all difficulties, and additionally Floors 9, 9B & 20 in Easy & Classic difficulty or Floor 2 in Nightmare difficulty.

In Path of the Ferryman, Bats can be found on Floors 10, 11B, 14 & 24, and additionally Floors 11 & 13 in Easy & Classic difficulty.

Strategy
The demons at all four sides of the Bat will be invulnerable to any cards you play. You must first defeat the bat, either with ranged cards or by first bringing to to the front with Whip. If using a card that targets multiple demons and the Bat is killed, the invulnerable demons will still not be harmed by that card.