Is the third girl a Milotic?

Maybe; I was guessing Combusken, though neither have the 'right' eye color. If it's shiny, though, I'd be identificationally PISS.

Blaziken, probably.
According to what the art was an image response to, on pixiv.

Right, right, Blaziken (jeebus, and I think Combusken looks ridiculous; how did I jumble those two?).

Lanturn, Blaziken, Cloyster. Done.

Finally, a use for those berries