Diancie @ bodypress  
Ability: Clear Body  
Tera Type: Rock  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 3 Spe  
- Diamond Storm  
- Draining Kiss  
- Earth Power  
- Trick Room  

Ting-Lu @ Leftovers  
Ability: Vessel of Ruin  
Tera Type: Dark  
EVs: 248 HP / 8 Def / 252 SpD  
Careful Nature  
- Earthquake  
- Payback  
- Stealth Rock  
- Spikes  

Dialga-Origin @ Adamant Crystal  
Ability: Pressure  
Tera Type: Steel  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Flash Cannon  
- Draco Meteor  
- Thunderbolt  
- Fire Blast  

Regieleki @ voltswitch  
Ability: Transistor  
Tera Type: Electric  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
- Thunderbolt  
- Electro Ball  
- Rapid Spin  
- Hyper Beam  

Slowking-Galar @ psychicnoise  
Ability: Regenerator  
Tera Type: Poison  
EVs: 248 HP / 8 Def / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Sludge Bomb  
- Future Sight  
- Chilly Reception  
- Psyshock  

Alomomola @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Water  
EVs: 252 HP / 248 Def / 8 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Flip Turn  
- Wish  
- Protect  
- Scald