Ho-Oh @ Heavy-Duty Boots  
Ability: Desolate Land  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- U-turn  
- V-create  
- Strength Sap  
- Knock Off  

Melmetal @ Rocky Helmet  
Ability: Prankster  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD  
Relaxed Nature  
- Haze  
- Shore Up  
- Destiny Bond  
- U-turn  

Zygarde-Complete @ Leftovers  
Ability: Magic Bounce  
Shiny: Yes  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Shore Up  
- Nuzzle/Glare
- Volt Switch/Thousand Waves
- Core Enforcer  

Magearna @ Metronome  
Ability: Pixilate  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
- Anchor Shot  
- Boomburst  
- Rapid Spin  
- Milk Drink  

Regigigas @ Toxic Orb  
Ability: Poison Heal  
Shiny: Yes  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Flip Turn  
- Facade  
- Nuzzle  
- Spikes  

Spectrier @ Spell Tag  
Ability: Adaptability  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Hex  
- Will-O-Wisp  
- Taunt/Magic Powder  
- Strength Sap