Terrifying monster rising from an enchanted swamp before canoeists

The artwork captures the essence of a mossy, spooky, enchanted swamp where a macabre monster rising out of the ooze of a primordial swamp with moss and slime falling off the monster. There are people in a canoe watching the rising horror in sheer terror. The colour palette is dominated by muted sepia tones, cool blues, and warm ochres which enhances the atmosphere of the scene