Games like D.U.N.K.L.E.R

If you finished D.U.N.K.L.E.R, the closest matches are Sigi: A Fart for Melusina, Escape Doodland, Rad Rodgers, Tower Fortress and Fireboy & Watergirl: Elements. All 6 share its adventure genre and are ranked by how closely their themes and modes overlap.