Diva is a a (Eternatus) @ Choice Scarf  
Ability: Pressure  
Tera Type: Poison  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Toxic Spikes  
- Sludge Wave  
- Dynamax Cannon  
- Flamethrower  

Female Version (Dialga) @ Leftovers  
Ability: Pressure  
Tera Type: Steel  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Roar  
- Heavy Slam  
- Earthquake  
- Stealth Rock  

Diva (Kyurem-White) @ Choice Scarf  
Ability: Turboblaze  
Tera Type: Dragon  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Freeze-Dry  
- Earth Power  
- Fusion Flare  
- Ice Beam  

WHATCHU SAID (Zygarde) @ Leftovers  
Ability: Power Construct  
Tera Type: Dragon  
EVs: 236 HP / 20 Atk / 252 Def  
Impish Nature  
- Coil  
- Glare  
- Substitute  
- Thousand Arrows  

Gouging Fire @ Heavy-Duty Boots  
Ability: Protosynthesis  
Tera Type: Fire  
EVs: 248 HP / 8 Atk / 208 Def / 44 Spe  
Impish Nature  
- Burning Bulwark  
- Flare Blitz  
- Breaking Swipe  
- Morning Sun  

Video Phone (Giratina-Origin) @ Griseous Core  
Ability: Levitate  
Tera Type: Ghost  
EVs: 112 HP / 68 Atk / 252 Def / 76 Spe  
Impish Nature  
- Will-O-Wisp  
- Hex  
- Draco Meteor  
- Shadow Sneak