Delphox is #655 in the national pokedex, and it is a Fire-Psychic type Pokemon.
No, currently Delphox cannot Mega Evolve or evolve into any other form.
Fire and Psychic
By evolving Fennekin until its last stage.
Braixen evolves into Delphox at level 36.
Braixen evolves into Delphox at level 36.
Braixen evolves into Delphox, starting at level 36.
Braixen will evolve at level 36 into its final form - the Fire-Psychic-type, Delphox.
135 million dollars according to bagwell
it's worth about 75 dollors
Impossible to answer without a detailed description of the item.
Depending on condition, $30-$120