I just spent 1.5 hours beating this level I made.
https://supermariomakerbookmark.nintendo.net/courses/416B-0000-01E2-33E4
Please note that timing the jump is excruciating.
https://supermariomakerbookmark.nintendo.net/courses/416B-0000-01E2-33E4
Please note that timing the jump is excruciating.