Medium Hide is a creature drop used before the leather-processing step. Bison, Boar, Cow, Horse and Warthog all list it in the observed release drop data; Black Wolf and Hyena provide further verified examples.

Boreal Reach and The Everfrost are the two named inland regions in the Whisperfrost Frontiers release catalog. Cobalt-bearing slate has recorded generation references in both. The Black Wolf has a recorded association with Boreal Reach.