SLD Showcase Strixhaven Bonus has no variants:
Explore this pack in Sealed.

Sheets

Sheet bonus

At rate 31/200 (15.5%)
Island
Island
Island
Mountain
Mountain
Plains
At rate 7/500 (1.4%)
Eldrazi Monument
Ornithopter
Panharmonicon
Rogue's Passage
Swiftfoot Boots