For the short-ish duration that I have been in Buffy fandom, I have been hugely admiring of the posters of
katekat1010 . And who hasn't? They are both exceedingly pretty, and always speak to the content of the fic she makes them for.
This spring, for
spring_with_xan , she was kind enough to make one for
Near Enna's Walls is a Deep Lake. I will spare you too much squeeing, but it's very stylish, and captures the most lovely expression on Xander's face.