At most places in Mexico your choice of beer is either Corona or Pacifico. Maybe you’ll find the light versions of these as well. But anything outside those two is rare.
Thankfully Sayulita had one very well stocked grocery store that offered more choices.
Minerva is the goddess of wisdom and can be found on many state, city, and university seals around the world. And I think it would be wise if this beer was made more available because it was pretty good and a nice change from the typical Corona style beer found in the warmer places of the world.