Groudon-Primal @ Safety Goggles
Ability: Mold Breaker
EVs: 104 HP / 252 Atk / 152 Spe
Adamant Nature  
- Spore
- Shell Smash
- V-Create
- Fusion Bolt

Xerneas @ Iron Plate
Ability: Wonder Guard
EVs: 252 SpA / 4 SpD / 252 Spe
Modest Nature
- Shell Smash
- Moonblast
- Judgment
- Baton Pass

Scizor-Mega @ Safety Goggles
Ability: Wonder Guard
EVs: 248 HP / 8 Atk / 252 Def
Impish Nature
- Roost
- Aromatherapy
- U-Turn
- Defog

Slowbro-Mega @ Shed Shell
Ability: Fur Coat
EVs: 248 HP / 8 Def / 252 SpD
Sassy Nature
- Spikes
- Scald
- Soft-Boiled
- Knock Off

Diancie-Mega @ Pixie Plate
Ability: Pixilate
EVs: 252 Atk / 4 Def / 252 Spe
Adamant Nature
- Fake Out
- Extreme Speed
- V-Create
- Fusion Bolt

Deoxys-Speed @ Focus Sash
Ability: No Guard
EVs: 252 HP / 4 Def / 252 Spe
Timid Nature
IVs: 0 Atk
- Grass Whistle
- Gastro Acid
- Toxic Spikes
- Sheer Cold