Celesteela @ Power Herb  
Ability: Beast Boost  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Autotomize  
- Meteor Beam  
- Flamethrower  
- Air Slash  

Salamence @ Flyinium Z  
Ability: Moxie  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Fly  
- Earthquake  
- Outrage  

Altaria-Mega @ Altarianite  
Ability: Natural Cure  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- Dragon Dance  
- Earthquake  
- Fire Blast  
- Return  

Nihilego @ Power Herb  
Ability: Beast Boost  
EVs: 80 Def / 176 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Meteor Beam  
- Sludge Wave  
- Grass Knot  
- Thunderbolt  

Necrozma @ Power Herb  
Ability: Prism Armor  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
- Autotomize  
- Meteor Beam  
- Photon Geyser  
- Heat Wave  

Azelf @ Mental Herb  
Ability: Levitate  
EVs: 112 Atk / 144 Def / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Taunt  
- Explosion  
- Thunder Wave