Return to Ravnica Six-card Booster Pack has variants:
Explore this pack in Sealed.

Sheets

Sheet basic

At rate 1/25 (4.0%)

Sheet common

At rate 1/101 (0.99%)

Sheet uncommon

At rate 1/80 (1.25%)

Sheet rare_mythic

At rate 2/121 (1.65%)
At rate 1/121 (0.83%)