Greninja-Ash @ Choice Specs  
Ability: Battle Bond  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Dark Pulse  
- Ice Beam  
- Surf  
- U-turn  

Charizard-Mega-X @ Charizardite X  
Ability: Tough Claws  
EVs: 252 HP / 252 Atk / 4 Spe  
Adamant Nature  
- Dragon Claw  
- Dragon Dance  
- Fire Punch  
- Roost  

Landorus-Therian @ Rocky Helmet  
Ability: Intimidate  
EVs: 252 HP / 4 Atk / 252 Def  
Impish Nature  
- Earthquake  
- Defog  
- Stealth Rock  
- Toxic  

Tapu Koko @ Grassium Z  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Dazzling Gleam  
- Grass Knot  
- Hidden Power [Ice]  
- Volt Switch  

Kartana @ Choice Band  
Ability: Beast Boost  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Knock Off  
- Leaf Blade  
- Sacred Sword  
- Smart Strike  

Toxapex @ Leftovers  
Ability: Regenerator  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Haze  
- Recover  
- Toxic  
- Knock Off