Strong Buy
If you own a clean copy of Eevee #133 from 151, this is a card to get graded. Raw copies trade around $0.27 while PSA 10s sell for about $650.00, a 620% Return on Grading. The upside only holds if the copy grades a 10, so inspect edges and surface first.
Among the 78 cards in 151 with PSA 10 sale data, Eevee ranks 1st for Return on Grading and 2nd by PSA 10 price. Of the 7 Common cards with PSA 10 sales, it is 1st for Return on Grading. The median PSA 10 in this set sells for $131.00. 19 of the 78 clear a 100% Return on Grading.