So it loses to Dialga and Luxray.
If you're so worried, put in 2 Fire energy and 2 Psychic Energy(Can be used for Azelf too!).
2-2 Blaziken
1 Promocroak
Problem Solved.
9 cards that would have been energies anyways(since yanmega doesn't req any) in any other T2 deck,
Yanmega has potential
7/10