Watcher of the Spheres (Core Set 2021) — Market vs Foil: which is worth more?
Watcher of the Spheres (Core Set 2021) value — Market $0.59 vs Foil $3.49. Foil sells for 5.92× Market (+492%). Prices updated August 2026.
Medians of real sold listings per condition, updated August 2026 — how we compute values.
Market vs Foil
$0.59→$3.49
Foil sells for 5.92× (+492%) the Market price — a $2.9 difference per card.
Is complete worth it?
Foil $3.49 vs Market $0.59 — a $2.9 premium (+492%). 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).