Eternatus @ Power Herb  
Ability: Pressure  
Tera Type: Poison  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Sludge Wave  
- Dynamax Cannon  
- Flamethrower  
- Meteor Beam  

Dialga @ Leftovers  
Ability: Pressure  
Tera Type: Steel  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Flash Cannon  
- Toxic  
- Roar  
- Stealth Rock  

Cyclizar @ Choice Scarf  
Ability: Regenerator  
Tera Type: Dragon  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Draco Meteor  
- Rapid Spin  
- U-turn  
- Shed Tail  

Rayquaza @ Choice Band  
Ability: Air Lock  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Dragon Ascent  
- V-create  
- Earthquake  
- Extreme Speed  

Salamence-Mega @ Salamencite  
Ability: Aerilate  
Tera Type: Dragon  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Return  
- Refresh  
- Roost  
- Dragon Dance  

Palkia-Origin @ Lustrous Globe  
Ability: Pressure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Hydro Pump  
- Draco Meteor  
- Spacial Rend  
- Ice Beam