Dialga @ Choice Specs  
Ability: Pressure  
Tera Type: Dragon  
EVs: 80 Def / 224 SpA / 52 SpD / 152 Spe  
Modest Nature  
IVs: 0 Atk  
- Trick  
- Draco Meteor  
- Fire Blast  
- Thunder  

Marshadow @ Choice Band  
Ability: Technician  
Tera Type: Ghost  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Poltergeist  
- Rock Tomb  
- Low Kick  
- Shadow Sneak  

Zygarde @ Leftovers  
Ability: Power Construct  
Tera Type: Water  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Thousand Arrows  
- Glare  
- Coil  
- Rest  

Groudon-Primal @ Red Orb  
Ability: Drought  
Tera Type: Ground  
EVs: 248 HP / 68 Def / 192 SpD  
Impish Nature  
- Precipice Blades  
- Rock Tomb  
- Swords Dance  
- Spikes  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Ground  
EVs: 248 HP / 192 Atk / 56 SpD / 12 Spe  
Adamant Nature  
- Sacred Fire  
- Earthquake  
- Defog  
- Toxic  

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
Tera Type: Poison  
EVs: 248 HP / 136 Def / 124 Spe  
Bold Nature  
- Judgment  
- Taunt  
- Stealth Rock  
- Recover