This is my first post on PokeBeach and had an idea in mind of Mega Mawile , Fliptini and Sylveon GX. I would not mind if you want to comment or suggestion on the deck list.
Mons-16
4 Mawile EX - XY Promo 103
3 Mega Mawile EX - XY Promo 104
3 Victini - GUR 10/145
3 Eevee - SM 101/149
3...