OP13 · L
Model fair value is $36 with a lowest ask around $35 (model estimate, not a live quote). OP13 · L. Illustrative values — open the calculator to run today's prices.
Our model says avoid: grading expected value is -$33 (-34% ROI) at an illustrative raw price of $35.
Portgas.D.Ace is a L from OP13 (OP13-002). OP13 · L. Illustrative values — open the calculator to run today's prices.
Grading is negative-EV at current model prices — fees and the high-grade hit-rate outweigh the graded premium. Verify recent sold listings before paying to grade.

Drop-radar alerts and dated Buy / Avoid calls, before they go public. Free.
The Live market figure is a real TCGplayer Near-Mint quote (via JustTCG); fair-value, grade odds and upside are illustrative model estimates. Not financial advice.