Tangrowth @ Rocky Helmet  
Ability: Regenerator  
EVs: 248 HP / 252 Def / 8 SpD  
Relaxed Nature  
- Knock Off  
- Sleep Powder  
- Grass Knot  
- Earthquake  

Eternatus @ Heavy-Duty Boots  
Ability: Pressure  
EVs: 236 HP / 252 SpD / 16 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Recover  
- Flamethrower  
- Toxic  

Necrozma-Dusk-Mane @ Rocky Helmet  
Ability: Prism Armor  
EVs: 252 HP / 224 Def / 32 Spe  
Impish Nature  
- Stealth Rock  
- Morning Sun  
- Sunsteel Strike  
- Thunder Wave  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Roost  
- Snarl  
- Foul Play  
- Defog  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Close Combat  
- Play Rough  
- Wild Charge  
- Assurance  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 248 HP / 208 Def / 52 SpD  
Impish Nature  
- Sacred Fire  
- Thunder Wave  
- Defog  
- Whirlwind