Naganadel @ Focus Sash  
Ability: Beast Boost  
Tera Type: Poison  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Spikes  
- Toxic Spikes  
- Sludge Wave  
- Dragon Tail  

Salamence-Mega @ Salamencite  
Ability: Intimidate  
Tera Type: Dragon  
EVs: 80 HP / 52 Atk / 152 SpD / 224 Spe  
Jolly Nature  
- Dragon Dance  
- Body Slam  
- Roost  
- Refresh  

Eternatus @ Dragonium Z  
Ability: Pressure  
Tera Type: Poison  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Sludge Bomb  
- Flamethrower  
- Recover  

Zekrom @ Heavy-Duty Boots  
Ability: Teravolt  
Tera Type: Dragon  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Bolt Strike  
- Dragon Claw  
- Roost  

Rayquaza @ Choice Scarf  
Ability: Air Lock  
Tera Type: Dragon  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- Dragon Ascent  
- V-create  
- Surf  
- U-turn  

Zygarde @ Leftovers  
Ability: Power Construct  
Tera Type: Water  
EVs: 16 HP / 212 Atk / 48 SpD / 232 Spe  
Adamant Nature  
- Dragon Dance  
- Substitute  
- Thousand Arrows  
- Glare