First, my first name.
Second, I am an Eeveelution fan, so I added that into it.
Third, continuing with the previous username, but incorporating the idea of Fusion.
Fourth, continuing with the idea of Fusion, but adding the factor of a fake trainer class into it.
Fifth, focusing on Shedinja's Wonderguard with a little German twist.
Sixth, reverting back to Eevee, plus a little fun with using Unicode lettering.
Seventh, sticking to Eevee and sandwiching it with another word, referencing Fusion.
Eighth, continuing to stick to Eevee, but adding a new contender in Nickit.
Ninth, same as before, but Eevee is fused with Sylveon and Mimikyu this time for Halloween.
Tenth, continuing the previous theme, but for Duskull and Umbreon.
Eleventh, same as above, but for Cursola and Espeon.
Twelfth, going all the way back to Eevee, but adding a new contender in Hisuian Zorua.
Thirteenth, same as above, but evolving it and adding the aspect of nightmares.
Fourteenth and finally, incorporating an OC of mine which represents me from the past/future.