Skarmory @ Rocky Helmet  
Ability: Sturdy  
EVs: 252 HP / 208 Def / 48 SpD  
Bold Nature  
IVs: 0 Atk  
- Iron Defense  
- Body Press  
- Toxic  
- Roost  

Slowking-Galar @ Assault Vest  
Ability: Regenerator  
EVs: 252 HP / 80 SpA / 176 SpD  
Calm Nature  
IVs: 0 Atk  
- Eerie Spell  
- Sludge Bomb  
- Scald  
- Flamethrower  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 248 HP / 4 Def / 4 SpA / 230 SpD / 22 Spe  
Calm Nature  
IVs: 0 Atk  
- Defog  
- Snarl  
- Roost  
- Toxic  

Quagsire @ Rocky Helmet  
Ability: Unaware  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Earthquake  
- Haze  
- Toxic  
- Recover  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Protect  
- Knock Off  
- Leech Seed  
- Spikes  

Xerneas @ Leftovers  
Ability: Fairy Aura  
EVs: 252 HP / 252 Def / 4 SpA  
Bold Nature  
IVs: 0 Atk  
- Aromatherapy  
- Defog  
- Moonblast  
- Roar