Zygarde @ Groundium Z  
Ability: Power Construct  
EVs: 252 HP / 4 Atk / 252 Def  
Impish Nature  
- Coil  
- Substitute  
- Thousand Arrows  
- Extreme Speed  

Tapu Fini @ Tapunium Z  
Ability: Misty Surge  
EVs: 248 HP / 28 SpA / 92 SpD / 140 Spe  
Calm Nature  
IVs: 0 Atk  
- Nature's Madness  
- Brine  
- Moonblast  
- Taunt  

Genesect @ Firium Z  
Ability: Download  
EVs: 72 HP / 232 Def / 164 SpA / 40 Spe  
Modest Nature  
IVs: 0 Atk  
- Flamethrower  
- Ice Beam  
- Metal Sound  
- Bug Buzz