Dialga @ Choice Specs  
Ability: Pressure  
EVs: 144 HP / 252 SpA / 112 Spe  
Modest Nature  
IVs: 0 Atk  
- Draco Meteor  
- Fire Blast  
- Thunder  
- Dragon Pulse  

Arceus-Steel @ Iron Plate  
Ability: Multitype  
EVs: 100 HP / 8 Atk / 100 Def / 100 SpA / 100 SpD / 100 Spe  
Timid Nature  
IVs: 0 Atk  
- Will-O-Wisp  
- Recover  
- Judgment  
- Refresh  

Groudon @ Leftovers  
Ability: Drought  
EVs: 252 HP / 4 Def / 252 SpD  
Relaxed Nature  
- Stealth Rock  
- Earthquake  
- Thunder Wave  
- Overheat  

Mewtwo @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 160 Def / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Recover  
- Aura Sphere  
- Ice Beam  

Latias (F) @ Soul Dew  
Ability: Levitate  
EVs: 252 HP / 4 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Recover  
- Dragon Pulse  
- Thunder  

Garchomp @ Choice Scarf  
Ability: Sand Veil  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Outrage  
- Earthquake  
- Dragon Claw  
- Sleep Talk