Games like Perils of Poom

If you finished Perils of Poom, the closest matches are Irony Curtain: From Matryoshka with Love, Zack & Wiki: Quest for Barbaros' Treasure, Encodya, Mom Hid My Game! and Pac-Man 2: The New Adventures. All 8 share its adventure genre and are ranked by how closely their themes and modes overlap.