Go Hub put 27 different Eevees through their paces using a variety of variables to determines whether or not it was possible to make sure that Eevee would evolve into either Espeon or Umbreon.

The two new forms — Espeon (Psychic type) and Umbreon (Dark type) — are sure to be two of the most popular Pokemon of the update, so you’re probably wondering how you can ensure your Eevee ...