As an artist, is it advisable for me to showcase my art work here on this forum?
There are many types of art that people can do, what kind of art you want to introduce in this forum, paintings, crafts, digital or art that we may not see here.
As far as I know here the community really appreciates the art related to crypto or bitcoin is more at the price, other arts are no less competitive.
Examples of the art of paintings that this person do.
https://bitcointalk.org/index.php?topic=5250312.0For boards you need to pay attention to your art here:
https://bitcointalk.org/index.php?board=51.0, Good luck, hopefully you are lucky and your art is interested.