Flip 2 coins. If both of them are heads, this attack does 20 damage to each other Pokémon (even your own). Don't apply Weakness and Resistance for this attack.
40Dragon Tornado
Unless this attack Knocks Out the Defending Pokémon, choose 1 of your opponent's Benched Pokémon and switch it with the Defending Pokémon.
How much is Giovanni's Gyarados #5/132 worth?
Right now (November 6, 2026) the going rate for an ungraded Giovanni's Gyarados #5/132 from Gym Challenge is about $137.72. Across the 2 printings we track, copies run anywhere from $100.00 to $918.18 depending on the version you're holding.
Grading changes the math on this one: a PSA 10 is valued around $2,917.27, roughly 21.2x the raw price, while a PSA 9 sits near $310.00. 3,356 copies have been graded to date, and 2% of them came back a 10 — worth knowing before you pay grading fees.
Prices on this page refresh nightly from live TCGplayer market data and are cross-checked against actual sold prices, so a single inflated listing never becomes "the price". The chart above has the full history.