Calyrex-Ice @ Never-Melt Ice  
Ability: As One (Glastrier)  
Tera Type: Fire  
EVs: 252 HP / 252 Atk / 4 Spe  
Adamant Nature  
- Glacial Lance  
- High Horsepower  
- Trick Room  
- Protect  

Xerneas @ Power Herb  
Ability: Fairy Aura  
Tera Type: Fairy  
EVs: 224 HP / 4 Def / 108 SpA / 172 Spe  
Modest Nature  
IVs: 0 Atk  
- Dazzling Gleam  
- Moonblast  
- Geomancy  
- Protect  

Incineroar @ Sitrus Berry  
Ability: Intimidate  
Tera Type: Ghost  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Knock Off  
- Fake Out  
- Will-O-Wisp  
- Parting Shot  

Rayquaza-Mega @ Focus Sash  
Ability: Air Lock  
Tera Type: Dragon  
EVs: 4 HP / 252 Atk / 252 Spe  
Adamant Nature  
- Dragon Ascent  
- Extreme Speed  
- Stealth Rock  
- Protect  

Arceus @ Sitrus Berry  
Ability: Multitype  
Tera Type: Ghost  
EVs: 252 HP / 252 Atk / 4 Def  
Adamant Nature  
- Extreme Speed  
- Swords Dance  
- Shadow Claw  
- Trick Room  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Tera Type: Ground  
EVs: 252 HP / 148 Atk / 108 SpD  
Brave Nature  
- Precipice Blades  
- Overheat  
- Heat Crash  
- Protect