Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 252 HP / 252 Def / 4 Spe  
Bold Nature  
IVs: 0 Atk  
- Whirlpool  
- Perish Song  
- Recover  
- Ice Beam  

Arceus-Dark @ Dread Plate  
Ability: Multitype  
EVs: 252 HP / 4 SpA / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Judgment  
- Recover  
- Defog  
- Will-O-Wisp  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Ice Beam  
- Recover  

Necrozma-Dusk-Mane @ Rocky Helmet  
Ability: Prism Armor  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Sunsteel Strike  
- Morning Sun  
- Stealth Rock  
- Knock Off  

Eternatus @ Black Sludge  
Ability: Pressure  
EVs: 252 HP / 212 SpD / 44 Spe  
Calm Nature  
IVs: 0 Atk  
- Toxic Spikes  
- Recover  
- Flamethrower  
- Dynamax Cannon  

Rayquaza-Mega @ Choice Band  
Ability: Delta Stream  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Extreme Speed  
- Dragon Ascent  
- V-create  
- Outrage