Kyogre @ Leftovers  
Ability: Drizzle  
EVs: 252 HP / 252 SpA / 4 SpD  
Modest Nature  
IVs: 0 Atk  
- Surf  
- Ice Beam  
- Thunder  
- Thunder Wave  

Forretress @ Leftovers  
Ability: Sturdy  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
IVs: 0 Spe  
- Spikes  
- Rapid Spin  
- Payback  
- Gyro Ball  

Groudon @ Leftovers  
Ability: Drought  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Earthquake  
- Stone Edge  
- Dragon Claw  

Dialga @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Stealth Rock  
- Draco Meteor  
- Flash Cannon  
- Roar  

Arceus-Ghost @ Spooky Plate  
Ability: Multitype  
EVs: 252 HP / 4 SpA / 252 Spe  
Timid Nature  
- Swords Dance  
- Shadow Claw  
- Extreme Speed  
- Recover  

Palkia @ Choice Scarf  
Ability: Pressure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Spacial Rend  
- Thunder  
- Hydro Pump  
- Fire Blast