Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 168 HP / 252 Atk / 32 SpD / 56 Spe  
Adamant Nature  
- Stealth Rock  
- Thunder Wave  
- Precipice Blades  
- Rock Slide  

Diancie @ Diancite  
Ability: Clear Body  
EVs: 180 HP / 152 SpA / 176 Spe  
Timid Nature  
- Protect  
- Heal Bell  
- Moonblast  
- Diamond Storm  

Yveltal @ Choice Scarf  
Ability: Dark Aura  
EVs: 220 Atk / 32 Def / 4 SpD / 252 Spe  
Jolly Nature  
- Foul Play  
- Knock Off  
- Roost  
- U-turn  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 248 HP / 8 Atk / 252 SpD  
Careful Nature  
IVs: 0 Spe  
- Leech Seed  
- Gyro Ball  
- Spikes  
- Protect  

Ho-Oh @ Life Orb  
Ability: Regenerator  
EVs: 248 HP / 160 Atk / 52 SpD / 48 Spe  
Adamant Nature  
- Sacred Fire  
- Brave Bird  
- Recover  
- Thunder Wave  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
EVs: 248 HP / 68 Def / 192 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Ice Beam  
- Recover  
- Defog