Spectrier @ Manectite  
Ability: Grim Neigh  
Tera Type: Ghost  
EVs: 16 Def / 252 SpA / 240 Spe  
Timid Nature  
IVs: 0 Atk  
- Shadow Ball  
- Draining Kiss  
- Nasty Plot  
- Substitute  

Regieleki @ Altarianite  
Ability: Transistor  
Tera Type: Electric  
EVs: 8 HP / 252 Atk / 60 Def / 112 SpA / 76 Spe  
Naughty Nature  
- Explosion  
- Extreme Speed  
- Volt Switch  
- Rapid Spin  

Eternatus @ Black Sludge  
Ability: Pressure  
Tera Type: Poison  
EVs: 252 HP / 120 SpA / 136 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Flamethrower  
- Recover  
- Toxic Spikes  

Magearna @ Latiasite  
Ability: Soul-Heart  
Tera Type: Steel  
EVs: 252 HP / 72 Def / 184 SpD  
Calm Nature  
IVs: 0 Atk  
- Fleur Cannon  
- Volt Switch  
- Pain Split  
- Thunder Wave  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Fire  
EVs: 160 HP / 252 Atk / 96 Spe  
Adamant Nature  
- Sacred Fire  
- Brave Bird  
- Earthquake  
- Psych Up  

Arceus-Water @ Splash Plate  
Ability: Multitype  
Tera Type: Water  
EVs: 228 HP / 180 Def / 100 Spe  
Bold Nature  
IVs: 0 Atk  
- Judgment  
- Earth Power  
- Recover  
- Stealth Rock