Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 248 HP / 8 SpA / 252 SpD  
Sassy Nature  
- Snarl  
- Roost  
- U-turn  
- Toxic  

Gengar-Mega @ Gengarite  
Ability: Shadow Tag  
Shiny: Yes  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Shadow Ball  
- Encore  
- Nasty Plot  
- Substitute  

Necrozma-Dusk-Mane @ Rocky Helmet  
Ability: Prism Armor  
EVs: 240 HP / 240 Def / 12 SpD / 16 Spe  
Impish Nature  
- Stealth Rock  
- Sunsteel Strike  
- Morning Sun  
- Earthquake  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
EVs: 248 HP / 160 Def / 100 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Recover  
- Ice Beam  
- Will-O-Wisp  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Shiny: Yes  
EVs: 248 HP / 200 Def / 60 SpD  
Impish Nature  
- Defog  
- Sacred Fire  
- Whirlwind  
- Toxic  

Chansey (F) @ Eviolite  
Ability: Natural Cure  
EVs: 4 HP / 252 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Soft-Boiled  
- Seismic Toss  
- Heal Bell  
- Confide