Mew @ Leftovers  
Ability: Synchronize  
EVs: 252 HP / 144 Def / 112 Spe  
Timid Nature  
IVs: 0 Atk  
- Toxic Spikes  
- Will-O-Wisp  
- Roost  
- Ice Beam  

Aggron-Mega @ Aggronite  
Ability: Filter  
EVs: 252 HP / 16 Def / 240 SpD  
Impish Nature  
- Shore Up  
- Earthquake  
- Ice Punch  
- Fire Punch  

Suicune @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 196 Def / 60 Spe  
Bold Nature  
IVs: 0 Atk  
- Quiver Dance  
- Scald  
- Substitute  
- Protect  

Excadrill @ Steelium Z  
Ability: Sand Rush  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Thousand Arrows  
- Iron Head  
- Rapid Spin  
- Swords Dance  

Tapu Koko @ Magnet  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Roost  
- Thunderbolt  
- Earth Power  
- Grass Knot  

Tyranitar @ Smooth Rock  
Ability: Sand Stream  
EVs: 88 HP / 252 Atk / 168 Spe  
Adamant Nature  
- Stealth Rock  
- Pursuit  
- Accelerock  
- Stone Edge