What is the most difficult level in the history of Mario games? World 8-4 (Super Mario Bros.: The Lost Levels) 27.11 % (588) World 8-3 (Super Mario Bros.) 20.56 % (446) Tubular (Super Mario World) 20.56 % (446) Yoshi's Island Easter Eggs (Yoshi's Island DS) 16.97 % (368) Endless World of Yoshis (Super Mario Advance 3: Yoshi's Island) 9.59 % (208) Magma Castle (Yoshi's Story) 5.21 % (113) Total votes: 2169