XY5-Bg: Gaia Volcano is a Pokémon expansion with set code ja-xy5-bg. The Trademeup catalog tracks 81 cards from this set. Release date: Dec 13, 2014. Singles from this set currently range from €2.94 to €209.49. The most expensive card tracked right now is Aggron EX at €209.49. Expansions released around the same time: XY5-Bt: Tidal Storm and マグマ団VSアクア団 ダブルクライシス.
