Best Marble It Up! Ultra Race Levels 2026

Almost everything on this Workshop is a custom level, and most ship with diamond, gold, and silver target times so you can compare runs against the author's. A recurring name is Alex Swanson, whose Marble Blast Ultra levels have been ported in bulk.

1. Black Diamond (MBU) A ported Alex Swanson level with published diamond, gold, and silver times. · 3,777 dl 2. Extreme Skiing (MBU) Another Swanson port, this one a short 15-second diamond-time sprint. · 2,492 dl 3. Gauntlet (MBU) A Gauntlet port with a full set of target times, one of the longer Swanson levels here. · 1,941 dl 4. Whomp's Fortress - Super Mario 64 Remake A Super Mario 64 Whomp's Fortress remake charted with diamond, gold, and silver times. · 1,626 dl 5. Fragment A deliberately bumpy climb the author rates as near-maximum difficulty. · 1,587 dl

Ranked by hand, not auto-generated. Every mod links to its full page with install guide + compatibility.