Mastery Pack Guardian Booster Box Case (Mastery Pack Guardian) — Market vs Low: which is worth more?
Mastery Pack Guardian Booster Box Case (Mastery Pack Guardian) value — Market $491.96 vs Low $699.99. Low sells for 1.42× Market (+42%). Prices updated July 2026.
Medians of real sold listings per condition, updated July 2026 — how we compute values.
Market vs Low
$491.96→$699.99
Low sells for 1.42× (+42%) the Market price — a $208.03 difference per card.
Is complete worth it?
Low $699.99 vs Market $491.96 — a $208.03 premium (+42%). 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).