Lunala @ Psychic Seed  
Ability: Unburden  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
- Moonblast  
- Tail Glow  
- Spore  
- Photon Geyser  

Mewtwo-Mega-Y @ Choice Scarf  
Ability: Psychic Surge  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
- U-turn  
- Photon Geyser  
- Trick  
- Stealth Rock  

Kartana @ Focus Sash  
Ability: Huge Power  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Adamant Nature  
- Searing Sunraze Smash  
- Sunsteel Strike  
- Storm Throw  
- Ice Shard  

Kyogre-Primal @ Safety Goggles  
Ability: Wonder Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Careful Nature  
- Magic Coat  
- Defog  
- Recover  
- U-turn  

Groudon-Primal @ Choice Scarf  
Ability: Shadow Tag  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naughty Nature  
- V-create  
- Thousand Arrows  
- Oceanic Operetta  
- Searing Sunraze Smash  

Chansey (F) @ Lum Berry  
Ability: Innards Out  
EVs: 252 HP / 252 Atk / 252 SpA / 252 SpD / 252 Spe  
Gentle Nature  
IVs: 0 Def  
- Taunt  
- Magic Coat  
- Recover  
- U-turn