Bloomburrow Collector Booster has variants:
Explore this pack in Sealed.

Sheets

Sheet foil_common

At rate 1/81 (1.23%)

Sheet foil_uncommon

At rate 1/100 (1.0%)

Sheet foil_land

At rate 2/25 (8.0%)
At rate 3/50 (6.0%)
At rate 1/25 (4.0%)
At rate 1/50 (2.0%)

Sheet foil_rare_mythic

At rate 1/70 (1.43%)
At rate 1/140 (0.71%)

Sheet commander_card

At rate 2/69 (2.9%)
At rate 1/69 (1.45%)

Sheet showcase_rare_mythic

At rate 1/76 (1.32%)
At rate 1/152 (0.66%)
At rate 1/304 (0.33%)

Sheet foil_showcase_rare_mythic

At rate 2/163 (1.23%)
At rate 1/163 (0.61%)
At rate 1/326 (0.31%)
At rate 4/1793 (0.22%)
At rate 2/1793 (0.11%)

Sheet foil_commander

At rate 1/4 (25.0%)