I have listed your Pagan fest for May. I also added a mention of Beltane on May 1.

If you haven't already done so, I recommend checking out the Bingo Card Maker. It has many lists already made, but you can also submit new ones.

I just realized, we've had autumn and winter prompts, but I don't think we've done spring per se before, and the others aren't loaded into the generator yet. Having seasonal lists would be handy.