Our 5-Pillar Audit Methodology
Every platform listed on PackOpeningSites.com is reviewed according to five strictly weighted criteria:
Does the site publish drop tables with exact decimal probabilities? Does it use verifiable provably fair algorithms (SHA-256 / smart contracts) or black-box RNGs?
Are cards professionally graded by PSA, BGS, or CGC? Are certification numbers published and verifiable against official registries?
What percentage does the platform deduct when a user requests an instant sellback? Spreads under 10% receive high marks; spreads over 20% receive penalties.
Are cards stored in institutional-grade vaults (such as Brink's)? Are physical shipping requests dispatched quickly with tracking and full transit insurance?
We actively monitor Reddit (r/PokemonTCG, r/Sportscards), Trustpilot, and Discord communities to flag unresolved user disputes or unexpected fee changes.
Affiliate Disclosure
PackOpeningSites.com operates as an independent review and comparison portal. When you register or claim bonus codes through links on our website (such as cloaked /go/[slug] redirects), we may receive an affiliate referral commission at no additional cost to you.
This financial compensation never influences our mathematical Expected Value (EV) audits, buyback fee measurements, or editorial rankings. If a platform has poor odds or high haircut fees, we explicitly publish that data.
Contact & Audit Verification Requests
Are you a platform operator who would like your platform audited, or a collector with pull data to report? Contact our audit desk at:
Email: audits@packopeningsites.com
PGP Key: Available upon request