Porygon2 @ Eviolite  
Ability: Trace  
Tera Type: Ghost  
EVs: 252 HP / 128 Def / 4 SpA / 124 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Shadow Ball  
- Psychic  
- Trick Room  
- Recover  

Amoonguss @ Sitrus Berry  
Ability: Regenerator  
Tera Type: Water  
EVs: 244 HP / 208 Def / 56 SpD  
Calm Nature  
IVs: 0 Atk / 0 Spe  
- Spore  
- Rage Powder  
- Pollen Puff  
- Clear Smog  

Diancie @ Weakness Policy  
Ability: Clear Body  
Shiny: Yes  
Tera Type: Water  
EVs: 252 HP / 232 Atk / 24 Def  
Sassy Nature  
IVs: 0 Spe  
- Diamond Storm  
- Body Press  
- Trick Room  
- Protect  

Ursaluna-Bloodmoon @ Life Orb  
Ability: Mind's Eye  
Tera Type: Normal  
EVs: 252 HP / 196 SpA / 60 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Blood Moon  
- Earth Power  
- Hyper Voice  
- Protect  

Iron Hands @ Assault Vest  
Ability: Quark Drive  
Tera Type: Electric  
EVs: 128 HP / 112 Atk / 16 Def / 252 SpD  
Adamant Nature  
IVs: 0 Spe  
- Fake Out  
- Drain Punch  
- Wild Charge  
- Heavy Slam  

Archaludon @ Leftovers  
Ability: Stamina  
Tera Type: Flying  
EVs: 228 HP / 28 Def / 16 SpA / 236 SpD  
Modest Nature  
IVs: 0 Atk / 0 Spe  
- Flash Cannon  
- Draco Meteor  
- Thunderbolt  
- Body Press