*LuxChomp Deck Help*

[Floaty2010]

Deck List
Pokémon - 17

* 2 Luxray GL RR
* 1 Luxray GL LV.X RR
* 2 Garchomp C SV
* 2 Garchomp C LV.X SV
* 1 Dialga G PL -
* 1 Dialga G LV.X PL
* 1 Azelf LA
* 2 Uxie LA -
* 1 Uxie LV.X LA
* 1 Lucario GL RR -
* 2 PromoCroak
* 1 Crobat G PL -

Trainers/Supporters/Stadiums - 28

* 4 Cyrus's Conspiracy -
* 3 Professor Oak's New Theory
* 2 Interviewer's Questions -
* 2 Pokémon Collector -
* 2 Bebe's Search -
* 1 Aaron's Collection -
* 3 TGI SP Radar -
* 3 TGI Poké Turn -
* 2 TGI Power Spray -
* 4 TGI Energy Gain
* 1 Luxury Ball -
* 1 Flower Shop Lady -

Energy - 15

* 3 Warp Energy
* 2 Lightning Energy -
* 4 Double Colorless Energy -
* 4 Fighting Energy -
* 2 Metal Energy (Basic)

I am new to playing LuxChomp, so I was wondering if I could get some deck help.
It's Obvious why everything is in here except the PromoCroaks. I use the PromoCroaks against other Luxrays, and I find that they make my deck run smoother.