26 Gym Challenge cards with current prices, from most to least expensive; the most valuable raw card is Erikas Venusaur 004/132 ($783.42).
Blaine's Charizard 2/132$599.80PSA 10 $17,846.03BBlaines Charizard 002/132$476.83PSA 10 $17,905.10MMistys Gyarados 013/132$427.17PSA 10 $3,709.98BBlaines Arcanine 001/132$388.45PSA 10 $4,316.88GGiovannis Gyarados 005/132$323.63PSA 10 $2,932.13SSabrinas Alakazam 016/132$323.24PSA 10 $2,137.60GGiovannis Persian 008/132$293.96PSA 10 $7,789.48BBrocks Ninetales 003/132$261.83PSA 10 $1,834.29GGiovannis Machamp 006/132$245.57PSA 10 $1,256.37RRockets Mewtwo 014/132$201.02PSA 10 $5,804.40GGiovannis Nidoking 007/132$160.72PSA 10 $2,593.83KKogas Beedrill 009/132$145.47PSA 10 $2,612.99
Lt Surges Raichu 011/132$82.37PSA 10 $1,796.18
Sabrina 20 020/132$78.76PSA 10 $575.37RRockets Zapdos 015/132$75.38PSA 10 $2,190.10KKogas Ditto 010/132$55.13PSA 10 $1,507.64BBlaines Ninetales 021/132$51.36PSA 10 $233.52MMistys Golduck 012/132$48.62
Giovanni 18 018/132$48.29PSA 10 $439.45
Koga 19 019/132$45.48PSA 10 $513.06
Blaine 17 017/132$36.08PSA 10 $588.45EErikas Kindness 103/132$23.98PSA 10 $565.42GGiovannis Meowth 43 043/132$22.06PSA 10 $299.52
Lt Surges Pikachu 084/132$12.15PSA 10 $388.83
Giovanni 104 104/132$5.42PSA 10 $273.38