Every species is ranked against the whole catalog by how many sellers carry it and how
often we've seen it — then bucketed into six tiers. It's relative, so the tiers sharpen as
the daily crawls accumulate more history.
Mythic
rarest 5%
~1 seller · 66 species
Almost never listed — single-source, grail-tier.
Legendary
next 10%
~1 seller (up to 2) · 132 species
Very hard to find; a lucky-to-see-in-stock species.
Rare
next 15%
~1 seller (up to 2) · 198 species
Uncommon in the trade — a few sellers, sells fast.
Uncommon
next 25%
~1 seller (up to 3) · 331 species
Around, but you'll shop a handful of sellers to find it.
Common
next 25%
~3 sellers (up to 4) · 331 species
Widely carried — most well-stocked shops have it.
Ubiquitous
most common 20%
~8 sellers (up to 28) · 265 species
Everywhere, always in stock (Curly Hair / GBB tier).