Latios (M) @ Red Orb  
Ability: Levitate  
Tera Type: Dragon  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Solar Beam  
- Weather Ball  
- Draco Meteor  

Eternatus @ Rocky Helmet  
Ability: Pressure  
Tera Type: Poison  
EVs: 252 HP / 120 Def / 136 Spe  
Timid Nature  
IVs: 0 Atk  
- Toxic  
- Dragon Pulse  
- Toxic Spikes  
- Recover  

Magearna @ Blue Orb  
Ability: Soul-Heart  
Tera Type: Steel  
EVs: 252 HP / 56 Def / 200 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Encore  
- Volt Switch  
- Ice Beam  
- Pain Split  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
Tera Type: Ground  
EVs: 252 HP / 244 Def / 12 Spe  
Bold Nature  
IVs: 0 Atk  
- Will-O-Wisp  
- Judgment  
- Ice Beam  
- Recover  

Regieleki @ Altarianite  
Ability: Transistor  
Tera Type: Electric  
EVs: 252 Atk / 68 Def / 188 Spe  
Naughty Nature  
- Volt Switch  
- Rapid Spin  
- Extreme Speed  
- Explosion  

Kingambit @ Latiosite  
Ability: Pressure  
Tera Type: Dark  
EVs: 12 HP / 252 Atk / 244 Spe  
Adamant Nature  
- Swords Dance  
- Kowtow Cleave  
- Sucker Punch  
- Iron Head