![Heroic Intervention [Foil] #233](/api/images/junkpal-products/cards/heroic-intervention-foil-233-magic-doctor-who-card/img0/cover.webp)
Ungraded vs PSA 10 Heroic Intervention [Foil] #233: price difference
Heroic Intervention [Foil] #233 value — Ungraded $12 vs PSA 10 $30. PSA 10 sells for 2.5× Ungraded (+150%). Prices updated July 2026.
→ Steady
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Ungraded vs PSA 10
$12→$30
PSA 10 sells for 2.5× (+150%) the Ungraded price — a $18 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Heroic Intervention [Foil] #233, the jump from Ungraded to PSA 10 is worth $18 (2.5×) — at today's prices that doesn't cover the fee — grading this one is for the collection, not the flip. 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).