Flip a coin. If tails, this attack does nothing. Either way, you can't use this attack again as long as Giovanni's Magikarp stays in play (even putting Giovanni's Magikarp on the Bench won't let you use it again).
10×Flail Around
Flip 3 coins. This attack does 10 damage times the number of heads.
How much is Giovanni's Magikarp #73/132 worth?
Giovanni's Magikarp #73/132 is a Common card from Gym Challenge (2000) — today it trades at roughly $3.75 ungraded. Across the 2 printings we track, copies run anywhere from $2.01 to $9,999.00 depending on the version you're holding.
Grading changes the math on this one: a PSA 10 is valued around $457.63, roughly 122.0x the raw price, while a PSA 9 sits near $65.00. 923 copies have been graded to date, and 29% 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 Giovanni's Magikarp has moved over time.