Raichu

Grading with PSA pays if your copy has better than a 6% chance of a 10.

17% of the 448 copies PSA has graded got a 10. People mostly send their cleanest copies, so a typical raw copy's odds are lower.

Raw (NM)

$88.27

TCGplayer

PSA 10

$1,363

7 sales

PSA 9

$105.60

22 sales

If it misses

$85.41

below 10, by PSA's grades