Pokemon GO Eevee evolution names and tricks: Updated for Sylveon! Chris Burns - May 12, 2021, 12:48pm CDT The latest version of Pokemon GO with an update from Niantic showed how Sylveon will finally appear as an evolution of Eevee. This is the latest of 8 possible evolutions of Eevee, including Flareon, Jolten, Vaporeon, Umbreon, Espeon, Glaceon, and Leafeon – and now Sylveon. One path to evolution requires that you name the Pokemon a special name – the other requires that you keep an Eevee as a buddy! Eevee evolution name trick There’s a total of 8 names now that users can employ to evolve Eevee to the Pokemon of their choice.