Yu-Gi-Oh! - Ego Boost (BP02-EN164) - Battle Pack 2: War of the Giants - 1st Edition - Mosaic Rare A single individual card from the Yu-Gi-Oh! trading and collectible card game (TCG/CCG). This is of Mosaic Rare rarity. From the Battle Pack 2: War of the Giants set. You will receive the 1st Edition version of this card.