Dialga @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
- Dragon Tail  
- Doom Desire  
- Core Enforcer  
- Flamethrower  

Kyogre @ Choice Specs  
Ability: Drizzle  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Water Spout  
- Steam Eruption  
- Flip Turn  
- Ice Beam  

Calyrex-Shadow @ Choice Scarf  
Ability: As One (Spectrier)  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Ice Beam  
- Trick  
- Psystrike  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Spectral Thief  
- Stealth Rock  
- Moonlight  
- Sunsteel Strike  

Tyranitar @ Leftovers  
Ability: Sand Stream  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Shore Up  
- Parting Shot  
- Knock Off  
- Accelerock  

Blissey (F) @ Utility Umbrella  
Ability: Natural Cure  
EVs: 4 HP / 252 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Rapid Spin  
- Recover  
- Glare  
- Shadow Ball