Mountain (Core Set 2021) — Market vs Foil: which is worth more?
Mountain (Core Set 2021) value — Market $0.79 vs Foil $1.23. Foil sells for 1.56× Market (+56%). Prices updated August 2026.
Medians of real sold listings per condition, updated August 2026 — how we compute values.
Market vs Foil
$0.79→$1.23
Foil sells for 1.56× (+56%) the Market price — a $0.44 difference per card.
Is complete worth it?
Foil $1.23 vs Market $0.79 — a $0.44 premium (+56%). If you're holding the box and manual, completing a loose copy pays when that premium beats what the missing pieces cost you.
Values are estimates from real sales data — not appraisals or offers. Some links earn JunkPal a commission at no cost to you (disclosure).