User blog comment:Trainer Micah/Ash's Past & Future Pokemon Capture & Released/@comment-32664920-20191119173745/@comment-4990633-20191120021649

As of yet i don't actually know right now they need to get through the first three episodes first.

As for captures likely a Sobble or Grookey be first as my picks

Afterwards Mantyke from Sinnoh as well as Piplup as a maybe and Croagunk afterwards i don't know i'll just say wait watch and see..