Solgaleo @ Weakness Policy  
Ability: Full Metal Body  
Level: 50  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Trick Room  
- Sunsteel Strike  
- Stone Edge  
- Earthquake

Grimmsnarl (M) @ Light Clay  
Ability: Prankster  
Level: 50  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Sucker Punch  
- Light Screen  
- Reflect  
- Scary Face

Yveltal @ Assault Vest  
Ability: Dark Aura  
Level: 50  
EVs: 4 Atk / 252 SpA / 252 Spe  
Timid Nature  
- Sucker Punch  
- Snarl  
- Oblivion Wing  
- Foul Play

Tapu Fini @ Choice Specs  
Ability: Misty Surge  
Level: 50  
Shiny: Yes  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Muddy Water  
- Scald  
- Ice Beam

Rillaboom-Gmax @ Miracle Seed  
Ability: Grassy Surge  
Level: 50  
EVs: 244 HP / 196 Atk / 4 Def / 60 SpD / 4 Spe  
Adamant Nature  
- Grassy Glide  
- Protect  
- U-turn  
- Fake Out