Dialga @ Shuca Berry  
Ability: Pressure  
EVs: 120 HP / 4 Def / 252 SpA / 132 Spe  
Modest Nature  
- Draco Meteor  
- Flash Cannon  
- Roar  
- Stealth Rock  

Kangaskhan @ Kangaskhanite  
Ability: Scrappy  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Fake Out  
- Substitute  
- Double-Edge  
- Crunch  

Arceus @ Life Orb  
Ability: Multitype  
EVs: 128 HP / 252 Atk / 128 Spe  
Adamant Nature  
- Extreme Speed  
- Earthquake  
- Stone Edge  
- Swords Dance  

Darkrai @ Life Orb  
Ability: Bad Dreams  
EVs: 4 Def / 252 SpA / 252 Spe  
Naive Nature  
- Dark Void  
- Sucker Punch  
- Dark Pulse  
- Thunder  

Groudon @ Red Orb  
Ability: Drought  
EVs: 180 HP / 252 Atk / 76 Spe  
Adamant Nature  
- Rock Polish  
- Precipice Blades  
- Stone Edge  
- Swords Dance  

Shaymin-Sky @ Choice Scarf  
Ability: Serene Grace  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk / 30 Def  
- Seed Flare  
- Air Slash  
- Earth Power  
- Hidden Power [Ice]