Sly Spy (Unstable) — Market vs Foil: which is worth more?
Sly Spy (Unstable) value — Market $0.30 vs Foil $4.56. Foil sells for 15.2× Market (+1420%). Prices updated August 2026.
Medians of real sold listings per condition, updated August 2026 — how we compute values.
Market vs Foil
$0.30→$4.56
Foil sells for 15.2× (+1420%) the Market price — a $4.26 difference per card.
Is complete worth it?
Foil $4.56 vs Market $0.30 — a $4.26 premium (+1420%). 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).