Huatli, Warrior Poet #224 from Ixalan is a foil mythic card that currently sells for about $2.64 ungraded, with graded copies ranging from $4.28 at grade 7 to $6.00 at grade 8. A grade 8 copy sells for around $6.00, about 2.3× the $2.64 raw price, so high-grade copies are worth grading.