Apricot Princess (Xerneas) @ Life Orb  
Ability: Pixilate  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Mild Nature  
- Boomburst  
- Blue Flare  
- Explosion  
- Quiver Dance  

Sycamore Girl (Lunala) @ Focus Sash  
Ability: Simple  
EVs: 252 HP / 252 Def / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- No Retreat  
- Stored Power  
- Astral Barrage  
- Final Gambit  

Never Enough (Yveltal) @ Sitrus Berry  
Ability: Unburden  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Wicked Blow  
- Glacial Lance  
- V-create  
- Belly Drum  

Happiness (Eternatus) @ Yache Berry  
Ability: Simple  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Sludge Wave  
- Core Enforcer  
- Earth Power  

4 Seasons (Ho-Oh) @ Safety Goggles  
Ability: Prankster  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Calm Nature  
IVs: 0 Atk  
- Spore  
- Topsy-Turvy  
- Recover  
- Parting Shot  

Nothing (Necrozma-Dusk-Mane) @ Life Orb  
Ability: Simple  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Adamant Nature  
- Photon Geyser  
- Precipice Blades  
- Shift Gear  
- Lunar Dance