Groudon @ Rocky Helmet  
Ability: Drought  
Tera Type: Water  
EVs: 248 HP / 196 Def / 64 Spe  
Impish Nature  
- Precipice Blades  
- Thunder Wave  
- Spikes  
- Rock Tomb  

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
Tera Type: Steel  
EVs: 248 HP / 108 Def / 132 SpA / 20 Spe  
Bold Nature  
IVs: 0 Atk  
- Thunder Wave  
- Power Gem  
- Judgment  
- Recover  

Kyogre @ Heavy-Duty Boots  
Ability: Drizzle  
Tera Type: Flying
EVs: 248 HP / 92 Def / 92 SpA / 76 Spe  
Modest Nature  
IVs: 0 Atk  
- Thunder Wave  
- Ice Beam  
- Origin Pulse  
- Thunder  

Koraidon @ Loaded Dice  
Ability: Orichalcum Pulse  
Tera Type: Ghost  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Low Kick  
- Flare Blitz  
- Scale Shot  

Eternatus @ Heavy-Duty Boots  
Ability: Pressure  
Tera Type: Dark  
EVs: 72 HP / 8 Def / 252 SpD / 176 Spe  
Timid Nature  
- Dynamax Cannon  
- Dragon Tail  
- Toxic  
- Recover  

Necrozma-Dusk-Mane @ Life Orb  
Ability: Prism Armor  
Tera Type: Steel  
EVs: 96 HP / 252 Atk / 160 Spe  
Adamant Nature  
- Swords Dance  
- Sunsteel Strike  
- Photon Geyser  
- Trick Room