Zekrom @ Choice Scarf  
Ability: Teravolt  
EVs: 4 Atk / 252 SpA / 252 Spe  
Rash Nature  
- Bolt Strike  
- Draco Meteor  
- Volt Switch  
- Earth Power  

Tapu Koko @ Electrium Z  
Ability: Electric Surge  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Wild Charge  
- U-turn  
- Taunt  
- Defog  

Rayquaza-Mega @ Choice Band  
Ability: Delta Stream  
EVs: 188 Atk / 68 Def / 252 Spe  
Adamant Nature  
- Dragon Ascent  
- V-create  
- Waterfall  
- Extreme Speed  

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Liquidation  
- Earthquake  
- Ice Beam  
- Thunder  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
EVs: 252 HP / 252 SpD / 4 Spe  
Careful Nature  
- Stealth Rock  
- Toxic  
- Sunsteel Strike  
- Morning Sun  

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
EVs: 252 HP / 4 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Fire Blast  
- Recover