Metagross-Mega @ Metagrossite  
Ability: Clear Body  
EVs: 8 HP / 136 Atk / 172 SpD / 192 Spe  
Jolly Nature  
- Bullet Punch  
- Ice Punch  
- Meteor Mash  
- Stomping Tantrum  

Greninja @ Petaya Berry  
Ability: Torrent  
EVs: 76 HP / 68 Def / 164 SpA / 200 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Haze  
- Surf  
- Hydro Cannon  

Serperior @ Leftovers  
Ability: Contrary  
EVs: 248 HP / 4 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Leech Seed  
- Protect  
- Substitute  
- Leaf Storm