Tangrowth @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
- Grass Knot  
- Leech Seed  
- Earthquake  
- Sleep Powder  

Necrozma-Dusk-Mane @ Rocky Helmet  
Ability: Prism Armor  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Sunsteel Strike  
- Morning Sun  
- Earthquake  
- Swords Dance  

Calyrex-Shadow @ Leftovers  
Ability: As One (Spectrier)  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Astral Barrage  
- Substitute  
- Leech Seed  
- Nasty Plot  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 252 HP / 204 Def / 52 SpD  
Impish Nature  
- Sacred Fire  
- Defog  
- Thunder Wave  
- Whirlwind  

Eternatus @ Black Sludge  
Ability: Pressure  
EVs: 240 HP / 252 SpD / 16 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Recover  
- Mystical Fire  
- Toxic  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 72 HP / 252 SpD / 184 Spe  
Timid Nature  
- Roost  
- Foul Play  
- Knock Off  
- U-turn