Slowbro #20 from Pokémon GO is a reverse holo uncommon card that currently sells for about $0.30 ungraded, with graded copies ranging from $10.47 at grade 9 to $15.99 at grade 10. A grade 10 copy sells for around $15.99, about 53× the $0.30 raw price, so high-grade copies are worth grading.