Magic The Gathering - Jumpstart Cube

I wanted a nice looking box to hold my Magic the Gathering Jumpstart Duel packs without angering the wife with cards all over the table. I designed this to look nice on the table while also being functional for when my daughter, her friends, or I play. I have been using the locking jumpstart reusable pack from Libery300 (linked below) to hold one jumpstart pack in sleeves. You can use this without the reusable packs but I made this box to support those packs which also keeps it a blind draw. The idea is simpleI put 12 jumpstart packs into cheap gamestop sleeves and place them inside the reusable packs. You roll the dice to choose which 2 jumpstart packs are combined to make the deck. Lastly you play! How I solved the same color jumpstarts shuffled in same color sleeves isI used a black fine tip sharpie and touched the same corner on the back of the sleeves for that jumpstart pack (a different corner for a different same color pack). While it is marking the card sleeve, you can only see