Arceus-Grass @ Meadow Plate  
Ability: Multitype  
EVs: 176 HP / 80 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Fire Blast  
- Recover  

Yveltal @ Choice Specs  
Ability: Dark Aura  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Heat Wave  
- Oblivion Wing  
- Dark Pulse  
- U-turn  

Dialga @ Groundium Z  
Ability: Pressure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Draco Meteor  
- Earth Power  
- Fire Blast  
- Thunder  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 136 Atk / 120 SpD  
Adamant Nature  
- Stealth Rock  
- Precipice Blades  
- Roar  
- Fire Punch  

Marshadow @ Life Orb  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- Spectral Thief  
- Shadow Sneak  
- Rock Tomb  

Mewtwo-Mega-Y @ Mewtwonite Y  
Ability: Pressure  
EVs: 168 HP / 88 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Psystrike  
- Thunderbolt  
- Recover