Walking Wake @ Booster Energy  
Ability: Protosynthesis  
Tera Type: Water  
EVs: 88 HP / 192 SpA / 28 SpD / 200 Spe  
Timid Nature  
IVs: 0 Atk  
- Snarl  
- Hydro Pump  
- Draco Meteor  
- Flamethrower  

Metagross @ Choice Band  
Ability: Clear Body  
Tera Type: Steel  
EVs: 240 HP / 220 Atk / 48 SpD  
Adamant Nature  
- Heavy Slam  
- Psychic Fangs  
- Trick  
- Earthquake  

Sylveon @ Custap Berry  
Ability: Pixilate  
Tera Type: Fairy  
EVs: 80 HP / 200 Def / 228 SpA  
Modest Nature  
- Hyper Beam  
- Hyper Voice  
- Fake Tears  
- Endure  

all standard sets, only weirdness is trick on CB metagross to beat registeel