Miraidon @ Heavy-Duty Boots  
Ability: Hadron Engine  
Tera Type: Water  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Electro Drift  
- U-turn  
- Draco Meteor  
- Tera Blast  

Iron Bundle @ Choice Specs  
Ability: Quark Drive  
Tera Type: Ice  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Freeze-Dry  
- Ice Beam  
- Hydro Pump  
- Flip Turn  

Giratina-Origin @ Griseous Core  
Ability: Levitate  
Tera Type: Fairy  
EVs: 176 Atk / 200 Def / 132 Spe  
Adamant Nature  
- Shadow Sneak  
- Dragon Tail  
- Will-O-Wisp  
- Earthquake  

Kyogre @ Choice Scarf  
Ability: Drizzle  
Tera Type: Water  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Origin Pulse  
- Ice Beam  
- Water Spout  
- Thunder  

Iron Treads @ Leftovers  
Ability: Quark Drive  
Tera Type: Dark  
EVs: 248 HP / 252 SpD / 8 Spe  
Careful Nature  
IVs: 16 Def  
- Stealth Rock  
- Earthquake  
- Knock Off  
- Rapid Spin  

Basculegion (M) @ Mystic Water  
Ability: Swift Swim  
Tera Type: Water  
EVs: 144 HP / 244 Atk / 120 Spe  
Adamant Nature  
- Wave Crash  
- Last Respects  
- Aqua Jet  
- Rain Dance