Ogerpon-Wellspring @ Wellspring Mask  
Ability: Water Absorb  
Hidden Power: Poison  
Tera Type: Water  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Ivy Cudgel  
- Power Whip  
- U-turn  
- Play Rough  

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
Tera Type: Rock  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Moonblast  
- Diamond Storm  
- Spikes  
- Earth Power  

Tornadus-Therian (M) @ Flyinium Z  
Ability: Regenerator  
Tera Type: Flying  
EVs: 252 HP / 16 SpA / 240 Spe  
Timid Nature  
IVs: 0 Atk  
- Hurricane  
- Nasty Plot  
- Defog  
- Heat Wave  

Great Tusk @ Heavy-Duty Boots  
Ability: Protosynthesis  
Tera Type: Ground  
EVs: 252 HP / 216 Def / 40 Spe  
Impish Nature  
- Earthquake  
- Ice Spinner  
- Rapid Spin  
- Stealth Rock  

Slowking-Galar @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Poison  
EVs: 248 HP / 8 Def / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Ice Beam  
- Sludge Bomb  
- Chilly Reception  
- Thunder Wave  

Gholdengo @ Choice Scarf  
Ability: Good as Gold  
Tera Type: Steel  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Shadow Ball  
- Make It Rain  
- Trick  
- Recover