Xerneas @ Power Herb  
Ability: Fairy Aura  
Tera Type: Fairy  
EVs: 72 HP / 8 Def / 252 SpA / 176 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Psychic  
- Substitute  

Chi-Yu @ Choice Scarf  
Ability: Beads of Ruin  
Tera Type: Dark  
EVs: 144 HP / 252 SpA / 112 Spe  
Modest Nature  
IVs: 0 Atk  
- Dark Pulse  
- Flamethrower  
- Overheat  
- Will-O-Wisp  

Gallade-Mega (M) @ Galladite  
Ability: Inner Focus  
Tera Type: Psychic  
EVs: 80 HP / 252 Atk / 176 Spe  
Jolly Nature  
- Bulk Up  
- Drain Punch  
- Shadow Sneak  
- Triple Axel  

Sinistcha @ Heavy-Duty Boots  
Ability: Heatproof  
Tera Type: Water  
EVs: 248 HP / 252 Def / 8 SpA  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Matcha Gotcha  
- Shadow Ball  
- Strength Sap  

Iron Treads @ Booster Energy  
Ability: Quark Drive  
Tera Type: Ground  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Iron Head  
- Rapid Spin  
- Megahorn  

Tornadus-Therian (M) @ Choice Scarf  
Ability: Regenerator  
Tera Type: Flying  
EVs: 16 HP / 252 SpA / 240 Spe  
Timid Nature  
- Hurricane  
- Focus Blast  
- U-turn  
- Dark Pulse