Arceus @ Leftovers  
Ability: Scrappy  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Quiver Dance  
- Boomburst  
- Rapid Spin  
- Shore Up  

Garchomp-Mega @ Dragonium Z  
Ability: Adaptability  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Thousand Arrows  
- Outrage  
- Knock Off  
- Stealth Rock  

Dialga @ Assault Vest  
Ability: Regenerator  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Spectral Thief  
- Revelation Dance  
- Core Enforcer  
- U-turn  

Kyogre-Primal @ Leftovers  
Ability: Refrigerate  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Serious Nature  
- Boomburst  
- Thousand Waves  
- Spikes  
- Shore Up  

Giratina @ Leftovers  
Ability: Magic Bounce  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Core Enforcer  
- Spectral Thief  
- U-turn  
- Shore Up  

Chansey (F) @ Eviolite  
Ability: Imposter  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Spider Web  
- Haze  
- Roost  
- Counter