Ungraded vs Grade 9 Heroic Intervention [Foil] #188: price difference
Heroic Intervention [Foil] #188 value — Ungraded $14 vs Grade 9 $125. Grade 9 sells for 8.93× Ungraded (+793%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Ungraded vs Grade 9
$14→$125
Grade 9 sells for 8.93× (+793%) the Ungraded price — a $111 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Heroic Intervention [Foil] #188, the jump from Ungraded to Grade 9 is worth $111 (8.93×) — if your copy grades at the top, that premium can cover the fee. A grade below the top one changes the math, so run your exact numbers first.
Run the grading break-even math →Values are estimates from real sales data — not appraisals or offers. Some links earn JunkPal a commission at no cost to you (disclosure).