>>29901849The recolor helps solidify it even further. The blue flames have a more mystical quality, which is seen quite often in Dragon types (Dragonbreath, Dragon Pulse, Draco Meteor, the official color of Dragon's type being a deep blue, etc..), and it also helps set it apart from Charizard Y even further.
I know /vp/ likes to shit on popular things, but Charizard X has one of the best designs as far as conveyance. It's overall structure changes very little from Charizard, but it the various elements all signify what it's supposed to be, even down to the unusual wing design that most Dragons tend to have.