Moltres (Regulation Mark: G) is not legal in Standard format
No archetype really wants this kind of card
The only reasons to run Niv-Mizzet, the Firemind over Niv-Mizzet, Parun as your commander is that Firemind is easier to cast and has the option to combo with Mind Over Matter, while the Parun's UUURRR casting cost makes it harder to ramp him out with some of the best mana rocks like Sol Ring and Mana Crypt
The Pokmon franchise has a plethora of creature types, each of which ties in directly with the visual design of the creature and the abilities that they can use in battle
These decks play a lot of low-cost artifacts to win through cards like Golem Foundry and storm cards such as Grapeshot and Weather The Storm
If youd like to follow the adventures of my Monday Night RPG group (in a campaign thats been alive since 1987) which is just beginning the saga The Lost Cities of Nevinor , ask for an invitation to the Facebook group Sheldon Menerys Monday Night Gamers.