As often as you like during your turn (before your attack), you may turn all Energy attached to Charizard into Fire Energy for the rest of the turn. This power can't be used if Charizard is Asleep, Confused, or Paralyzed.
Attacks
100Fire Spin
Discard 2 Energy cards attached to Charizard in order to use this attack.
“Spits fire that is hot enough to melt boulders. Known to unintentionally cause forest fires.”
How much is Charizard #4/25 worth?
Charizard #4/25 is a Classic Collection card from Celebrations: Classic Collection (2021) — today it trades at roughly $136.62 ungraded.
A PSA 10 copy runs about $370.00 and a PSA 9 about $115.00 — a 2.7x premium over raw, so condition and grading costs matter here. 56,875 copies have been graded to date, and 60% 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 Charizard has moved over time.