Sly Spy (Unstable) — Market vs Foil: which is worth more?
Sly Spy (Unstable) value — Market $0.38 vs Foil $6.42. Foil sells for 16.89× Market (+1589%). Prices updated August 2026.
Medians of real sold listings per condition, updated August 2026 — how we compute values.
Market vs Foil
$0.38→$6.42
Foil sells for 16.89× (+1589%) the Market price — a $6.04 difference per card.
Is complete worth it?
Foil $6.42 vs Market $0.38 — a $6.04 premium (+1589%). 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).