Kyogre @ Lum Berry  
Ability: Drizzle  
EVs: 112 HP / 252 SpA / 4 SpD / 140 Spe  
Modest Nature  
IVs: 0 Atk  
- Hydro Pump  
- Thunder  
- Ice Beam  
- Thunder Wave  

Dialga @ Leftovers  
Ability: Pressure  
EVs: 248 HP / 228 SpD / 32 Spe  
Calm Nature  
IVs: 0 Atk  
- Stealth Rock  
- Dragon Pulse  
- Thunder  
- Roar  

Skarmory @ Leftovers  
Ability: Sturdy  
EVs: 252 HP / 232 SpD / 24 Spe  
Calm Nature  
IVs: 0 Atk  
- Spikes  
- Toxic  
- Roost  
- Whirlwind  

Giratina-Origin @ Griseous Orb  
Ability: Levitate  
EVs: 68 Atk / 200 Def / 184 SpA / 56 Spe  
Rash Nature  
- Draco Meteor  
- Thunder  
- Shadow Sneak  
- Thunder Wave  

Arceus-Steel @ Iron Plate  
Ability: Multitype  
EVs: 100 HP / 100 Atk / 100 Def / 100 SpD / 100 Spe  
Jolly Nature  
- Swords Dance  
- Iron Head  
- Thunder Wave  
- Recover  

Mewtwo @ Leftovers  
Ability: Pressure  
EVs: 248 HP / 8 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunder Wave  
- Ice Beam  
- Aura Sphere  
- Recover