{"data":{"id":"sv8-177","name":"Gravity Mountain","supertype":"Trainer","subtypes":["Stadium"],"rules":["Each Stage 2 Pokémon in play (both yours and your opponent's) gets -30 HP.","You may play only 1 Stadium card during your turn. Put it into the Active Spot, and discard it if another Stadium comes into play. A Stadium with the same name can't be played."],"set":{"id":"sv8","name":"Surging Sparks","series":"Scarlet & Violet","printedTotal":191,"total":252,"legalities":{"unlimited":"Legal","standard":"Legal","expanded":"Legal"},"ptcgoCode":"SSP","releaseDate":"2024/11/08","updatedAt":"2024/11/07 22:00:00","images":{"symbol":"https://images.pokemontcg.io/sv8/symbol.png","logo":"https://images.pokemontcg.io/sv8/logo.png"}},"number":"177","rarity":"Uncommon","legalities":{"unlimited":"Legal","standard":"Legal","expanded":"Legal"},"regulationMark":"H","images":{"small":"https://images.pokemontcg.io/sv8/177.png","large":"https://images.pokemontcg.io/sv8/177_hires.png"},"tcgplayer":{"url":"https://prices.pokemontcg.io/tcgplayer/sv8-177","updatedAt":"2026/06/21","prices":{"reverseHolofoil":{"low":0.1,"mid":0.35,"high":19.98,"market":0.33,"directLow":null},"normal":{"low":0.01,"mid":0.2,"high":19.98,"market":0.14,"directLow":null}}},"cardmarket":{"url":"https://prices.pokemontcg.io/cardmarket/sv8-177","updatedAt":"2025/11/18","prices":{"averageSellPrice":0.11,"lowPrice":0.02,"trendPrice":0.1,"germanProLow":0.0,"suggestedPrice":0.0,"reverseHoloSell":0.25,"reverseHoloLow":0.02,"reverseHoloTrend":0.22,"lowPriceExPlus":0.02,"avg1":0.05,"avg7":0.09,"avg30":0.11,"reverseHoloAvg1":0.23,"reverseHoloAvg7":0.27,"reverseHoloAvg30":0.26}}}}