Slinking Serpent (Invasion) — Market vs Foil: which is worth more?
Slinking Serpent (Invasion) value — Market $0.13 vs Foil $2.49. Foil sells for 19.15× Market (+1815%). Prices updated August 2026.
Medians of real sold listings per condition, updated August 2026 — how we compute values.
Market vs Foil
$0.13→$2.49
Foil sells for 19.15× (+1815%) the Market price — a $2.36 difference per card.
Is complete worth it?
Foil $2.49 vs Market $0.13 — a $2.36 premium (+1815%). 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).