Sequal to Starfleet Season 3 https://www.fimfiction.net/story/439993/my-brave-pony-starfleet-magic-season-3

Starfleet is back and this time...

1: Emissaries from another time have come to conquer United Equestria to rule the dimensional universe with total darkness.

2: A crazed pony is going about stealing Cutiemarks for a sinister plan of his own.

3. Sapphire learns that legendary pokemon are intrested in her and her power for the first time