What's the best way to go about repurposing bulk to do at home constructed without buying packs? | tcgmode

My group of friends and I enjoy doing at home sealed, moreso the same format as a prerelease (6 sealed packs \~ 84 Cards) and I was wondering how I could utilize all my bulk to kind of recreate that without having to buy packs/a booster box. I've separated all of the cards by rarity and alphabeti...