Charizard

Grading with PSA pays if your copy has better than a 41% chance of a 10.

15% of the 2,645 copies PSA has graded got a 10. People mostly send their cleanest copies, so a typical raw copy's odds are lower.

Raw (NM)

$2.49

TCGplayer

PSA 10

$170.54

10 sales

PSA 9

$24.20

19 sales

If it misses

$22.34

below 10, by PSA's grades