Grimmsnarl-Gmax (M) @ Light Clay  
Ability: Prankster  
Level: 50  
EVs: 212 HP / 4 Atk / 124 Def / 148 SpD / 20 Spe  
Careful Nature  
- Scary Face  
- Reflect  
- Light Screen  
- Spirit Break  

Venusaur-Gmax @ Weakness Policy  
Ability: Chlorophyll  
Level: 50  
EVs: 252 HP / 92 SpA / 164 Spe  
Modest Nature  
IVs: 0 Atk  
- Protect  
- Earth Power  
- Weather Ball  
- Leaf Storm  

Groudon @ Sitrus Berry  
Ability: Drought  
Level: 50  
EVs: 220 HP / 212 Atk / 4 Def / 52 SpD / 20 Spe  
Adamant Nature  
- Protect  
- Swords Dance  
- Rock Slide  
- Precipice Blades  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
Level: 50  
EVs: 148 HP / 124 Atk / 4 Def / 12 SpD / 220 Spe  
Adamant Nature  
- Protect  
- Play Rough  
- Sacred Sword  
- Behemoth Blade  

Thundurus (M) @ Assault Vest  
Ability: Defiant  
Level: 50  
EVs: 84 HP / 164 Atk / 4 Def / 4 SpD / 252 Spe  
Jolly Nature  
- Foul Play  
- Brick Break  
- Fly  
- Wild Charge  

Tapu Fini @ Wiki Berry  
Ability: Misty Surge  
Level: 50  
EVs: 244 HP / 124 Def / 12 SpA / 60 SpD / 68 Spe  
Calm Nature  
IVs: 0 Atk  
- Heal Pulse  
- Scald  
- Icy Wind  
- Nature's Madness