Demonlord Belzenlok #86 from Dominaria is a foil mythic card that currently sells for about $0.87 ungraded, with graded copies ranging from $7.46 at grade 7 to $63.00 at grade 10. A grade 10 copy sells for around $63.00, about 72× the $0.87 raw price, so high-grade copies are worth grading.