Weezing-Galar @ Black Sludge  
Ability: Stamina  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Defog  
- Sludge Bomb  
- Will-O-Wisp  
- Pain Split  

Blissey (F) @ Heavy-Duty Boots  
Ability: Unaware  
EVs: 4 HP / 252 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Heal Bell  
- Stealth Rock  
- Seismic Toss  
- Soft-Boiled  

Magearna-Original @ Air Balloon  
Ability: Regenerator  
EVs: 248 HP / 8 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Spikes  
- Volt Switch  
- Fleur Cannon  
- Pain Split  

Giratina @ Eject Button  
Ability: Regenerator  
EVs: 252 HP / 244 Def / 12 Spe  
Bold Nature  
- Hex  
- Will-O-Wisp  
- Dragon Tail  
- Defog  

Coalossal @ Leftovers  
Ability: Grassy Surge  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
- Spikes  
- Rapid Spin  
- Power Gem  
- Will-O-Wisp  

Vaporeon @ Heavy-Duty Boots  
Ability: Fluffy  
EVs: 248 HP / 252 Def / 8 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Wish  
- Flip Turn  
- Alluring Voice  
- Protect