The "Yu-Gi-Oh! Retro Pack Mini Box Booster" is a box set manufactured by Konami that contains 36 cards from the Yugi-themed set. This box features booster packs of Yu-Gi-Oh! Trading Card Game cards, specifically from the Retro Pack series. The set includes cards related to the character Yugi Muto and offers a nostalgic experience for fans of the classic Yu-Gi-Oh! TCG. The box is designed for collectors and players looking to enhance their card collection with cards from the Retro Pack series.