One Piece Luffy & Ace is a themed expansion from the One Piece Card Game, the official trading card game built around Eiichiro Oda's long-running manga and anime. Sets like this one draw on the story's most emotionally charged moments, pairing familiar characters with fresh illustrations that reward both longtime readers of the series and newer collectors. Alternate art printings have become a central pull in the hobby, since the same character can appear in a wholly different composition, and collectors often build sets around these variants to chart how the artwork evolves across a release. This Marco card, number 8 in the set, shows the Phoenix commander in an alternate illustration that gives him a distinct presence on the page. Collectors are drawn to Marco for his role as a steady, protective figure in the story and for the strong sense of character that the artwork conveys. As a fan favorite who appears alongside the brothers at the heart of this set, he makes a natural centerpiece for anyone collecting the expansion.