Kartana @ Normalium Z  
Ability: Prankster  
Tera Type: Grass  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Adamant Nature  
- Assist  
- Headlong Rush  
- Transform  
- Copycat  

Excadrill-Mega @ Life Orb  
Ability: Prankster  
Tera Type: Ground  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Adamant Nature  
- Gigaton Hammer  
- Assist  
- Copycat  
- Destiny Bond  

Chesnaught-Mega @ Toxic Orb  
Ability: Poison Heal  
Tera Type: Grass  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Impish Nature  
- Combat Torque  
- G-Max Resonance  
- G-Max Stonesurge  
- Max Guard  

Groudon @ Red Orb  
Ability: Dauntless Shield  
Tera Type: Ground  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Impish Nature  
- Blazing Torque  
- G-Max Finale  
- G-Max Wind Rage  
- Whirlwind  

Eternatus @ Toxic Orb  
Ability: Regenerator  
Tera Type: Poison  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Jolly Nature  
- Noxious Torque  
- G-Max Resonance  
- G-Max Steelsurge  
- Switcheroo  

Terapagos-Stellar @ Assault Vest  
Ability: Regenerator  
Tera Type: Stellar  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
- Dragon Tail  
- G-Max Resonance  
- G-Max Foam Burst  
- G-Max Depletion