Professor's Research (Professor Magnolia) #178 from Sword & Shield is a holo holo_rare card that currently sells for about $2.27 ungraded, with graded copies ranging from $5.50 at grade 7 to $72.47 at grade 10. A grade 10 copy sells for around $72.47, about 32× the $2.27 raw price, so high-grade copies are worth grading.