Is your feature request related to a problem? Please describe.
No support for already known appearances to use for filtering out things that I can mail or sell

Describe the solution you'd like
Support for equipment items that have already been learned for appearances

Describe alternatives you've considered
Currently use ATT

Additional context
Add any other context or screenshots about the feature request here.

Added in the latest alpha:
Syndicator-62-6-g3e598bc.zip