Currency
I tend to not know what I want a lot so KS and GT are always a good way to go.
Potions Wanted:
Elixer of Fertility
Generative Draught
Emission Liquor
Breeding Room Keys Wanted
All but especially:
Lucain
Paragon
Seasonal Specialties Wanted
Any and all
Tokens Wanted
Breedable Custom Tokens
Random (Breedable or not) Tokens