Because in case you forgot, normal Pok'emon also exist in this story's universe.
Platinum
Shiny Gimmighoul
Sparkz
Shiny Sandy Shocks
Rider
Cyclizar
Dart
Greninja
Panel
Iron Moth
Viktor
Kleavor
The next 2 you guys will have to decide if y/n should have one of them or both.
Koraidon
Miraidon