If this Pokémon has at least 7 extra Water Energy attached to it (in addition to this attack's cost), this attack does 100 damage to each of your opponent's Benched Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.) (You can't use more than 1 GX attack in a game.)
How much is Magikarp & Wailord-GX #161/181 worth?
As of November 7, 2026, Magikarp & Wailord-GX #161/181 from Team Up sells for around $952.87 in raw, ungraded condition.
Grading changes the math on this one: a PSA 10 is valued around $3,100.00, roughly 3.3x the raw price, while a PSA 9 sits near $900.00. 4,097 copies have been graded to date, and 52% of them came back a 10 — worth knowing before you pay grading fees.
We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Magikarp & Wailord-GX has moved over time.