Zygarde @ Focus Sash  
Ability: Power Construct  
Tera Type: Normal  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Thousand Arrows  
- Outrage  
- Extreme Speed  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
Tera Type: Ghost  
EVs: 248 HP / 76 Def / 184 Spe  
Timid Nature  
IVs: 0 Atk  
- Foul Play  
- Defog  
- Taunt  
- Roost  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Tera Type: Flying  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Rock Polish  
- Precipice Blades  
- Fire Punch  
- Stone Edge  

Xerneas @ Power Herb  
Ability: Fairy Aura  
Tera Type: Steel  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Psyshock  
- Hidden Power [Fire]  

Buzzwole @ Heavy-Duty Boots  
Ability: Beast Boost  
Tera Type: Water  
EVs: 252 HP / 232 Def / 24 Spe  
Impish Nature  
- Drain Punch  
- Ice Punch  
- Bulk Up  
- Roost  

Magearna @ Leftovers  
Ability: Soul-Heart  
Tera Type: Steel  
EVs: 116 HP / 252 SpA / 4 SpD / 136 Spe  
Modest Nature  
IVs: 0 Atk  
- Fleur Cannon  
- Ice Beam  
- Thunderbolt  
- Heart Swap