Ultimate Masters Draft Booster has no variants:
Explore this pack in Sealed.

Sheets

Sheet common (color balanced)

At rate 1/101 (0.99%)

Sheet uncommon

At rate 1/80 (1.25%)

Sheet rare_mythic

At rate 1/63 (1.59%)
At rate 1/126 (0.79%)

Sheet dedicated_foil

At rate 5/707 (0.71%)
At rate 3/1120 (0.27%)
At rate 1/882 (0.11%)
At rate 1/1764 (0.06%)