Flygon

Grading with PSA pays if your copy has better than a 48% chance of a 10.

18% of the 197 copies PSA has graded got a 10. People mostly send their cleanest copies, so a typical raw copy's odds are lower.

Raw (NM)

$28.53

TCGplayer

PSA 10

$194.75

5 sales

PSA 9

$28.33

6 sales

If it misses

$28.33

below 10, by PSA's grades