Terrakion @ Rockium Z  
Ability: Justified  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Rock Polish  
- Stone Edge  
- Close Combat  

Delphox @ Terrain Extender  
Ability: Blaze  
EVs: 252 HP / 4 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psychic Terrain  
- Flamethrower  
- Toxic  
- Wish  

Serperior @ Leftovers  
Ability: Contrary  
EVs: 56 HP / 200 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Leech Seed  
- Leaf Storm  
- Glare  

Sharpedo-Mega @ Sharpedonite  
Ability: Speed Boost  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Crunch  
- Liquidation  
- Psychic Fangs  
- Destiny Bond  

Rhyperior @ Leftovers  
Ability: Solid Rock  
EVs: 244 HP / 16 Atk / 244 SpD / 4 Spe  
Adamant Nature  
- Stealth Rock  
- Ice Punch  
- Stone Edge  
- Fire Fang  

Latias (F) @ Choice Scarf  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Healing wish  
- Defog 
- Ice Beam
- Thunderbolt