Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 248 HP / 8 Atk / 252 Def  
Impish Nature  
IVs: 30 Atk  
- Transform  

Suicune @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 40 Def / 216 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Substitute  
- Protect  
- Scald  

Cobalion @ Rocky Helmet  
Ability: Justified  
EVs: 252 HP / 24 Def / 232 Spe  
Jolly Nature  
- Stealth Rock  
- Close Combat  
- Volt Switch  
- Iron Head  

Roserade @ Black Sludge  
Ability: Natural Cure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Spikes  
- Sleep Powder  
- Sludge Bomb  
- Giga Drain  

Zygarde-10% @ Choice Band  
Ability: Aura Break  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Thousand Arrows  
- Extreme Speed  
- Superpower  
- Toxic  

Togekiss @ Heavy-Duty Boots  
Ability: Serene Grace  
EVs: 252 HP / 76 Def / 180 Spe  
Bold Nature  
IVs: 0 Atk  
- Nasty Plot  
- Air Slash  
- Flamethrower  
- Roost