Miraidon @ Choice Specs  
Ability: Hadron Engine  
Tera Type: Electric  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
- Rising Voltage  
- Dragon Energy  
- Volt Switch  
- Trick  

Steelix-Mega @ Ability Shield  
Ability: Ice Scales  
Tera Type: Steel  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Spectral Thief  
- Ceaseless Edge  
- Heal Order  
- Parting Shot  

Chansey (F) @ Eviolite  
Ability: Imposter  
Shiny: Yes  
Tera Type: Normal  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nuzzle  
- Anchor Shot  
- Heal Order  
- Jungle Healing  

Xerneas @ Toxic Orb  
Ability: Poison Heal  
Shiny: Yes  
Tera Type: Fairy  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
- Moonblast  
- Quiver Dance  
- Strength Sap  
- Rapid Spin  

Zygarde-Complete @ Covert Cloak  
Ability: Prankster  
Tera Type: Dragon  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Core Enforcer  
- Haze  
- Heal Order  
- Parting Shot  

Arceus-Water @ Splash Plate  
Ability: Fur Coat  
Tera Type: Water  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 1 Atk  
- Judgment  
- Stone Axe  
- Heal Order  
- Mortal Spin