Mewtwo-Mega-X @ Mewtwonite X  
Ability: Pressure  
EVs: 84 Atk / 172 SpA / 252 Spe  
Naive Nature  
- Drain Punch  
- Psychic Noise  
- Knock Off  
- Substitute  

Magearna @ Normalium Z  
Ability: Soul-Heart  
Tera Type: Water  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Spikes  
- Heal Bell  
- Volt Switch  
- Fleur Cannon  

Toxapex @ Leftovers  
Ability: Regenerator  
Tera Type: Grass  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Toxic Spikes  
- Recover  
- Haze  
- Scald  

Landorus-Therian @ Choice Scarf  
Ability: Intimidate  
Tera Type: Flying  
EVs: 4 HP / 252 Atk / 252 Spe  
Naive Nature  
- Earthquake  
- Tera Blast  
- U-turn  
- Knock Off  

Terapagos-Stellar @ Heavy-Duty Boots  
Ability: Teraform Zero  
EVs: 252 HP / 52 SpA / 200 SpD / 4 Spe  
Calm Nature  
- Roar  
- Dark Pulse  
- Tera Starstorm  
- Rapid Spin  

Arceus-Grass @ Meadow Plate  
Ability: Multitype  
Tera Type: Steel  
EVs: 252 HP / 4 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Calm Mind  
- Taunt  
- Recover