There's also minotaur and pixie - https://www.masslive.com/life-and-culture/erry-2018/08/11b41350f68761/all-6-polar-seltzers-mythical.html. I feel like we went out searching for it a bunch of times and never found any; my husband enotsola says we did successfully find some Pixie Lights but that it wasn't very good and we put it in the drinks cooler at the 'kin meetup at PCon and nobody drank it. Heh.