When the SM 7 setlist leaked I looked it over and read some analyses and decided to make a decklist built around Steven's Decision and Metagross, Here is the list:
Pokemon:
-3 Dusk Mane Necrozma UPR
-3 Beldum CST
-1 Metang CST
-3 Metagross CST
-2 Oranguru SUM
-1 Dhelmise GRI
-1 Tapu Lele GX GRI...