Deoxys

Grading with PSA pays if your copy has better than a 42% chance of a 10.

30% of the 5,098 copies PSA has graded got a 10. People mostly send their cleanest copies, so a typical raw copy's odds are lower.

Raw (NM)

$14.88

TCGplayer

PSA 10

$192.50

170 sales

PSA 9

$25.89

156 sales

If it misses

$24.94

below 10, by PSA's grades