The Brothers' War has variants:
Explore this pack in Sealed.

Sheets

Sheet foil

At rate 1/185 (0.54%)
At rate 1/464 (0.22%)
At rate 3/2000 (0.15%)
At rate 1/1000 (0.1%)
At rate 1/2000 (0.05%)

Sheet common (color balanced)

At rate 1/101 (0.99%)

Sheet uncommon

At rate 1/80 (1.25%)

Sheet rare_mythic

At rate 2/149 (1.34%)
At rate 1/149 (0.67%)

Sheet brr_retro_artifact

At rate 10/441 (2.27%)
At rate 5/441 (1.13%)
At rate 5/882 (0.57%)
At rate 2/441 (0.45%)
At rate 1/441 (0.23%)
At rate 1/882 (0.11%)

Sheet mech_basic

At rate 1/10 (10.0%)