My store is having an RS-Forward Pokémon TCG tourney. This is the deck I'm planning to use, any suggestions/fixes?

Pokemon (18)
x3 Rayquaza EX (Colorless)
x3 M-Rayquaza EX (Colorless)
x4 Uxie (Legends Awakened)
x2 Shaymin EX (Roaring Skies)
x2 Hoopa EX (Ancient Origins)
x2 Dragonite EX (Evolutions)
X2 Holon's Magnemite

Energy (8)
4 Double Colorless Energy
4 Water Energy

Trainers (34)
X4 Ultra Ball
X4 Level Ball
X4 Rayquaza Spirit Link
X3 Professor Juniper
X3 VS Seeker
X3 Mega Turbo
X2 Trainer's Mail
X2 Junk Arm
X2 Float Stone
X1 Special Charge
X1 Mr. Briney's Compasion
X1 Lysandre's Trump Card
X1 Lysandre
X1 Castaway
X1 Rocket's Admin
X1 Computer Search