Consider
The PSA 10 premium on Venomoth #49 from 151 is modest. Raw copies trade around $0.20 while PSA 10s sell for about $110.00, a 22% Return on Grading. Worth revisiting if the raw price dips or PSA 10 demand picks up.
Among the 78 cards in 151 with PSA 10 sale data, Venomoth ranks 46th for Return on Grading and 47th by PSA 10 price. Of the 4 Uncommon cards with PSA 10 sales, it is 3rd 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.