Magearna-Mega @ Assault Vest  
Ability: Regenerator  
Tera Type: Steel  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Quiet Nature  
IVs: 0 Spe  
- Sparkly Swirl  
- Gigaton Hammer  
- Ceaseless Edge  
- U-turn  

Absol-Mega-Z @ Ghost Memory  
Ability: Sword of Ruin  
Tera Type: Dark  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Jolly Nature  
- Wicked Blow  
- Multi-Attack  
- Ceaseless Edge  
- U-turn  

Eternatus @ Black Sludge  
Ability: Mold Breaker  
Tera Type: Poison  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
- Nihil Light  
- Searing Shot  
- Mortal Spin  
- Heal Order  

Heatran-Mega @ Assault Vest  
Ability: Regenerator  
Tera Type: Fire  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Thunder Cage  
- Glitzy Glow  
- Sappy Seed  
- Flip Turn  

Arceus-Grass @ Earth Plate  
Ability: Fur Coat  
Tera Type: Grass  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Grass Knot  
- Judgment  
- Tail Glow  
- Heal Order  

Zygarde-Complete @ Covert Cloak  
Ability: Ice Scales  
Tera Type: Dragon  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Thousand Waves  
- Spectral Thief  
- Volt Switch  
- Heal Order