Garchomp @ Rocky Helmet  
Ability: Rough Skin  
EVs: 240 HP / 12 Atk / 100 Def / 148 SpD / 8 Spe  
Jolly Nature  
- Stealth Rock  
- Earthquake  
- Rock Tomb  
- Fire Blast  

Rotom-Wash @ Leftovers  
Ability: Levitate  
EVs: 252 HP / 248 Def / 8 Spe  
Bold Nature  
IVs: 0 Atk  
- Hydro Pump  
- Volt Switch  
- Pain Split  
- Will-O-Wisp  

Serperior @ Chesto Berry  
Ability: Contrary  
EVs: 200 HP / 44 Def / 12 SpA / 252 Spe  
Timid Nature  
IVs: 1 Atk / 30 Def / 30 SpD / 30 Spe  
- Leaf Storm  
- Hidden Power [Rock]  
- Glare  
- Rest  

Latias (F) @ Choice Scarf  
Ability: Levitate  
EVs: 200 HP / 116 SpA / 192 Spe  
Timid Nature  
IVs: 0 Atk  
- Psychic  
- Healing Wish  
- Defog  
- Thunder Wave  

Metagross-Mega @ Metagrossite  
Ability: Tough Claws  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Meteor Mash  
- Thunder Punch  
- Hammer Arm  
- Bullet Punch  

Weavile @ Choice Band  
Ability: Pressure  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Knock Off  
- Icicle Crash  
- Pursuit  
- Ice Shard