Mastemon (Release Special Booster 1.5) — Market vs Low: which is worth more?
Mastemon (Release Special Booster 1.5) value — Market $1.22 vs Low $0.75. Market sells for 1.63× Low (+63%). Prices updated July 2026.
Medians of real sold listings per condition, updated July 2026 — how we compute values.
Market vs Low
$0.75→$1.22
Market sells for 1.63× (+63%) the Low price — a $0.47 difference per card.
Is complete worth it?
Market $1.22 vs Low $0.75 — a $0.47 premium (+63%). 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).