Dark Ascension Six-card Booster Pack has variants:
Explore this pack in Sealed.

Sheets

Sheet basic

At rate 1/15 (6.67%)

Sheet common

At rate 1/64 (1.56%)

Sheet uncommon

At rate 1/44 (2.27%)

Sheet rare_mythic

At rate 1/44 (2.27%)
At rate 1/88 (1.14%)