Catalog taxonomy fallback

The collector site for everything rare

Games, movies, music, trading cards, toys, and memorabilia use one rarity engine while each category keeps its own taxonomy, grading partners, and collector culture.

Region partners

Memorabilia

v2+ roadmap

Autographs, vintage electronics, posters, tickets.

12,300 items · 2,100 collectors · 2 price partners
Media types
AutographPosterTicket stubPropVintage electronics
Default filters
Authenticated onlyEraSub-category
Condition - Category-specific
AuthenticatedSigned unauth.Display gradeGoodFairPoor
Every item carries a provenance record.
Grading services
JSAUS
PSA/DNAUS
Beckett AuthenticationUS
Rarity weights
  • Provenance strength
  • Era
  • Cultural significance
  • Market scarcity
Rarity ladder
L1Rare As Common
L2Rare As Uncommon
L3Rare As Special
L4Rare As Rare
L5Rare As Epic
L6Rare As Fabled
L7Rare As Legendary
L8Rare As Mythic
L9Rare As Unique
L10Rare As Unobtainium
Category-specific fields
Certificate of authenticityChain of ownershipEra / dateAssociated event
Respect the culture

Provenance is everything, so surface COAs and chain-of-ownership on first render.