These seemed reasonable price wise but I have no idea if they are legit:

Cards Booster Box – Official CCG TCG Collectable Playing/Trading Card Blister Pack (Blood - 10 Packs) https://smile.amazon.com/dp/B09BTP1B4B/ref=cm_sw_r_cp_api_glt_fabc_54P1NQBPVPSZ3565TTPB?psc=1