The Goayr Heddagh is a cryptid that only appeared in the video game "The Secret Saturdays: Beast of the 5th Sun".
This cryptid is said to live in the mountains and lets off a ghostly glow with an eerie luminescence. It is said to trick climbers by dimming its glow and making parts of the mountain appear as if they're not there. The goayr heddagh has been heard of in manx mythology and seen in the isle of man. the goayr heddagh seems to have psychic powers.
In the video game, it can change colors, alternating between Red and Blue; one of these colors has a psychic power.