Rayquaza-Mega @ Choice Band  
Ability: Delta Stream  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Ascent  
- V-create  
- Earthquake  
- Extreme Speed  

Arceus @ Choice Band  
Ability: Multitype  
Happiness: 0  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Extreme Speed  
- Frustration  
- Shadow Claw  
- Earthquake  

Xerneas @ Choice Specs  
Ability: Fairy Aura  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Focus Blast  
- Thunder  
- Psychic  

Yveltal @ Choice Specs  
Ability: Dark Aura  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Dark Pulse  
- Oblivion Wing  
- Focus Blast  
- Heat Wave  

Mewtwo @ Choice Specs  
Ability: Pressure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psystrike  
- Focus Blast  
- Ice Beam  
- Grass Knot  

Groudon @ Choice Band  
Ability: Drought  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Earthquake  
- Precipice Blades  
- Stone Edge  
- Iron Head