Zekrom @ Expert Belt  
Ability: Teravolt  
EVs: 136 HP / 248 Atk / 24 SpA / 100 Spe  
Naive Nature  
- Hone Claws  
- Bolt Strike  
- Draco Meteor  
- Substitute  

Toxapex @ Black Sludge  
Ability: Regenerator  
EVs: 224 HP / 252 SpA / 32 SpD  
Modest Nature  
IVs: 0 Atk  
- Baneful Bunker  
- Toxic Spikes  
- Venoshock  
- Scald  

Arceus @ Fairium Z  
Ability: Multitype  
EVs: 252 HP / 4 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Defog  
- Toxic  
- Recover  

Celesteela @ Shed Shell  
Ability: Beast Boost  
EVs: 252 HP / 4 Atk / 72 Def / 180 SpD  
Impish Nature  
- Leech Seed  
- Heavy Slam  
- Earthquake  
- Substitute  

Necrozma-Dawn-Wings @ Ultranecrozium Z  
Ability: Prism Armor  
EVs: 252 HP / 208 SpA / 48 Spe  
Modest Nature  
IVs: 0 Atk  
- Moongeist Beam  
- Photon Geyser  
- Autotomize  
- Toxic  

Groudon @ Red Orb  
Ability: Drought  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Stealth Rock  
- Fire Punch  
- Precipice Blades  
- Thunder Punch