One Piece Event Pack Vol. 6 belongs to the Bandai One Piece Card Game, a trading card game built on the long-running manga and anime by Eiichiro Oda. Event Packs are released to accompany in-store events, tournaments, and special occasions, which gives them a distinctive place in the hobby: they reward players who showed up, and they often become scarcer as the years pass. Released in 2025, this set reflects the continued growth of the One Piece TCG as one of the more active Japanese-origin card games in the English-speaking market, where collectors value both the franchise's enormous fanbase and the game's strong competitive scene. Card 77, Ulti, draws its appeal from its connection to the Straw Hat world and its place within a set collectors associate with event culture. Collectors seek this card for the story it carries as a piece of a promotional release, a snapshot of a particular moment in the game's development. Its artwork and design are the reason many keep it in their collections rather than in a binder for play.