Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Sunsteel Strike  
- Nuzzle  
- V-create  
- Play Rough  

Mewtwo-Mega-Y @ Assault Vest  
Ability: Regenerator  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
- Nuzzle  
- Volt Switch  
- Photon Geyser  
- Ice Beam  

Groudon @ Red Orb  
Ability: Dauntless Shield  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Nuzzle  
- V-create  
- Triple Axel  
- Morning Sun  

Kyogre-Primal @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Glare  
- Steam Eruption  
- Magma Storm  
- Quiver Dance  

Steelix-Mega @ Leftovers  
Ability: Flash Fire  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Volt Switch  
- Anchor Shot  
- Shore Up  
- Defog  

Pikachu @ Light Ball  
Ability: Imposter  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Strength Sap  
- Stealth Rock  
- Volt Switch  
- Aromatherapy