Dougie writes: “Trine 4: The Nightmare Prince is a fantasy, adventure game from Frozenbyte and the (unsurprisingly) fourth title in the Trine series. Prince Seliuss nightmares have mysteriously come to life forcing ghostly spiders and wolves, among other things, on the world.”
Source: N4G PC Trine 4: The Nightmare Prince Review (PC) | Hey Poor Player