Keldeo @ Weakness Policy  
Ability: Justified  
Tera Type: Water  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Surf  
- Secret Sword  
- Reflect  
- Calm Mind  

Haxorus @ Choice Band  
Ability: Unnerve  
Tera Type: Dragon  
EVs: 88 HP / 152 Atk / 184 SpD / 84 Spe  
Adamant Nature  
- Outrage  
- Earthquake  
- Poison Jab  
- First Impression  

Sylveon @ Custap Berry  
Ability: Pixilate  
Tera Type: Fairy  
EVs: 248 HP / 164 Def / 92 SpA / 4 Spe  
Modest Nature  
IVs: 0 Atk  
- Hyper Beam  
- Hyper Voice  
- Endure  
- Fake Tears