how (Greninja-Ash) (M) @ Life Orb  
Ability: Sheer Force  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naive Nature  
- Fishious Rend  
- Seed Flare  
- Ice Beam  
- Earth Power  

Ho-Oh @ Heavy-Duty Boots  
Ability: Water Absorb  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Anchor Shot  
- Spectral Thief  
- Recover  
- U-turn  

Zygarde-Complete @ Groundium Z  
Ability: Prankster  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Thousand Waves  
- Core Enforcer  
- Shore Up  
- Haze  

Mewtwo-Mega-Y @ Life Orb  
Ability: Magic Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naive Nature  
- Psystrike  
- High Jump Kick  
- Bolt Beak  
- Mind Blown  

Swampert-Mega @ Rocky Helmet  
Ability: Fur Coat  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 128 Spe  
Relaxed Nature  
- Thousand Waves  
- Spectral Thief  
- Slack Off  
- U-turn  

Arceus-Fairy @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Defog  
- Strength Sap  
- Glare