Disclosure: Affiliate links.
Use code JUST4U30. That brings the Anastasia Brow Wiz down to about $15, for example. They carry a lot of other brands at various price points, including Lipstick Queen, Becca, Butter London, CeraVe, Pacifica, Rouge Bunny Rouge, Tarte, TheBalm, etc. (Some brands are excluded from promotions.) Also free shipping and returns, which is always nice!
I'm going to use the code to get my favorite facial sunscreen from Kinesys (reviewed here) for under $14, since I'm running low.