Donphan @ Choice Band  
Ability: Sturdy  
EVs: 8 HP / 252 Atk / 248 Def  
Brave Nature  
IVs: 19 Spe  
- Head Smash  
- Earthquake  
- Superpower  
- Fire Fang  

Magearna @ Fairium Z  
Ability: Soul-Heart  
EVs: 80 HP / 248 Def / 180 Spe  
Timid Nature  
IVs: 0 Atk  
- Iron Defense  
- Calm Mind  
- Pain Split  
- Fleur Cannon  

Hoopa-Unbound @ Choice Specs  
Ability: Magician  
EVs: 248 HP / 252 Def / 8 SpA  
Bold Nature  
IVs: 0 Atk  
- Hyperspace Hole  
- Thunderbolt  
- Hidden Power [Ice]  
- Focus Blast