Strong Buy
Wartortle #24 from Team Up is one of the strongest PSA grading opportunities in the set. The gap between the $0.55 raw price and the $275.00 PSA 10 price gives a 204% Return on Grading. The upside only holds if the copy grades a 10, so inspect edges and surface first.
Among the 78 cards in Team Up with PSA 10 sale data, Wartortle ranks 30th for Return on Grading and 40th by PSA 10 price. The median PSA 10 in this set sells for $287.50. 48 of the 78 clear a 100% Return on Grading.