Palkia @ Lustrous Orb  
Ability: Telepathy  
EVs: 248 HP / 252 SpA / 8 SpD  
Modest Nature  
IVs: 0 Atk  
- Hydro Pump  
- Fire Blast  
- Spacial Rend  
- Trick Room  

Groudon @ Sitrus Berry  
Ability: Drought  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
IVs: 17 Spe  
- Precipice Blades  
- Stone Edge  
- Swords Dance  
- Stealth Rock  

Incineroar @ Aguav Berry  
Ability: Intimidate  
EVs: 252 HP / 156 Def / 100 SpD  
Impish Nature  
- Flare Blitz  
- Fake Out  
- Parting Shot  
- Knock Off  

Calyrex-Shadow @ Choice Scarf  
Ability: As One (Spectrier)  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Astral Barrage  
- Leaf Storm  
- Pollen Puff  
- Trick  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
EVs: 236 HP / 4 Atk / 4 Def / 12 SpD / 252 Spe  
Adamant Nature  
- Behemoth Blade  
- Play Rough  
- Wild Charge  
- Protect  

Rayquaza @ Focus Sash  
Ability: Air Lock  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Ascent  
- V-create  
- Tailwind  
- Protect