Eternatus @ Black Sludge  
Ability: Pressure  
EVs: 252 HP / 240 Def / 16 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Toxic Spikes  
- Flamethrower  
- Recover  

Chansey (F) @ Eviolite  
Ability: Natural Cure  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
- Seismic Toss  
- Toxic  
- Soft-Boiled  
- Teleport  

Quagsire @ Heavy-Duty Boots  
Ability: Unaware  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Scald  
- Earthquake  
- Toxic  
- Recover  

Magearna @ Leftovers  
Ability: Soul-Heart  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Pain Split  
- Flash Cannon  
- Thunderbolt  

Skarmory @ Shed Shell  
Ability: Sturdy  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Stealth Rock  
- Roost  
- Counter  
- Defog  

Gothitelle @ Leftovers  
Ability: Shadow Tag  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Cosmic Power  
- Stored Power  
- Rest  
- Charm