Necrozma-Dusk-Mane @ Weakness Policy  
Ability: Prism Armor  
Tera Type: Fire  
EVs: 212 HP / 12 Atk / 124 Def / 160 Spe  
Impish Nature  
- Dragon Dance  
- Morning Sun  
- Sunsteel Strike  
- Knock Off  

Magearna @ Custap Berry  
Ability: Soul-Heart  
Tera Type: Water  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Thunder Wave  
- Calm Mind  
- Draining Kiss  
- Stored Power  

Archaludon @ Choice Scarf  
Ability: Sturdy  
Tera Type: Steel  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Thunder Wave  
- Flash Cannon  
- Thunderbolt  

Iron Crown @ Booster Energy  
Ability: Quark Drive  
Tera Type: Fighting  
EVs: 84 HP / 172 SpA / 252 Spe  
Timid Nature  
IVs: 20 Atk  
- Calm Mind  
- Tachyon Cutter  
- Stored Power  
- Agility  

Klefki @ Light Clay  
Ability: Prankster  
Tera Type: Steel  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Light Screen  
- Reflect  
- Thunder Wave  
- Foul Play  

Heatran @ Choice Specs  
Ability: Flash Fire  
Tera Type: Fire  
EVs: 252 HP / 252 SpA / 4 SpD  
Modest Nature  
IVs: 0 Atk  
- Flamethrower  
- Earth Power  
- Dragon Pulse  
- Power Gem