Dugtrio @ Life Orb  
Ability: Arena Trap  
Tera Type: Ground  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Earthquake  
- Substitute  
- Toxic  
- Stealth Rock  

Dialga @ Leftovers  
Ability: Pressure  
Tera Type: Fairy  
EVs: 252 HP / 240 SpD / 16 Spe  
Calm Nature  
- Stealth Rock  
- Draco Meteor  
- Earth Power  
- Dragon Tail  

Arceus @ Poisonium Z  
Ability: Multitype  
Tera Type: Poison  
EVs: 100 HP / 180 Atk / 228 Spe  
Adamant Nature  
- Dragon Dance  
- Gunk Shot  
- Earthquake  
- Ice Beam  

Clefable @ Rocky Helmet  
Ability: Magic Guard  
Tera Type: Dragon  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Moonblast  
- Thunder Wave  
- Healing Wish  
- Soft-Boiled  

Mewtwo @ Mewtwonite X  
Ability: Pressure  
Tera Type: Psychic  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Focus Blast  
- Psystrike  
- Flamethrower  
- Nasty Plot  

Landorus-Therian (M) @ Choice Scarf  
Ability: Intimidate  
Tera Type: Ground  
EVs: 192 HP / 108 Atk / 208 Spe  
Jolly Nature  
- Earthquake  
- U-turn  
- Toxic  
- Defog