Modern Horizons 2 Set Booster has variants:
Explore this pack in Sealed.

Sheets

Sheet basic

At rate 1/10 (10.0%)

Sheet common

At rate 1/101 (0.99%)

Sheet uncommon

At rate 1/100 (1.0%)

Sheet wildcard

At rate 2/505 (0.4%)
At rate 9/2755 (0.33%)
At rate 3/1000 (0.3%)
At rate 6/2755 (0.22%)
At rate 3/2755 (0.11%)
At rate 3/5510 (0.05%)
At rate 3/11020 (0.03%)

Sheet rare_mythic_with_showcase

At rate 39/4063 (0.96%)
At rate 8/1241 (0.64%)
At rate 26/4063 (0.64%)
At rate 4/1241 (0.32%)
At rate 13/4063 (0.32%)
At rate 2/1241 (0.16%)

Sheet reprint_to_modern

At rate 5/141 (3.55%)
At rate 13/423 (3.07%)
At rate 10/423 (2.36%)
At rate 2/141 (1.42%)
At rate 5/423 (1.18%)
At rate 4/423 (0.95%)
At rate 2/423 (0.47%)
At rate 1/423 (0.24%)

Sheet common_uncommon_showcase

At rate 2/71 (2.82%)
At rate 1/71 (1.41%)

Sheet foil_with_showcase

At rate 1/185 (0.54%)
At rate 2/555 (0.36%)
At rate 15/5984 (0.25%)
At rate 13/5984 (0.22%)
At rate 1/555 (0.18%)
At rate 5/2992 (0.17%)
At rate 9/5510 (0.16%)
At rate 3/2755 (0.11%)
At rate 5/5984 (0.08%)
At rate 3/5510 (0.05%)
At rate 3/11020 (0.03%)
At rate 3/22040 (0.01%)

Sheet the_list

At rate 1/300 (0.33%)

Sheet foil_basic

At rate 1/10 (10.0%)