Diancie-Mega @ Diancite  
Ability: Clear Body  
EVs: 36 HP / 248 Atk / 36 SpA / 188 Spe  
Hasty Nature  
- Diamond Storm  
- Moonblast  
- Hidden Power [Ice]  
- Protect  

Gothitelle @ Sitrus Berry  
Ability: Shadow Tag  
EVs: 252 HP / 136 Def / 120 SpD  
Bold Nature  
IVs: 0 Atk  
- Charm  
- Helping Hand  
- Protect  
- Psychic  

Genesect @ Choice Scarf  
Ability: Download  
Shiny: Yes  
EVs: 252 Atk / 64 SpA / 192 Spe  
Hasty Nature  
- U-turn  
- Iron Head  
- Ice Beam  
- Flamethrower  

Volcanion @ Assault Vest  
Ability: Water Absorb  
EVs: 252 HP / 252 SpA / 4 Spe  
Modest Nature  
IVs: 0 Atk  
- Steam Eruption  
- Overheat  
- Heat Wave  
- Earth Power  

Landorus (M) @ Life Orb  
Ability: Sheer Force  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Earth Power  
- Psychic  
- Sludge Bomb  
- Protect  

Scrafty @ Assault Vest  
Ability: Intimidate  
EVs: 252 HP / 216 Atk / 36 Def / 4 SpD  
Adamant Nature  
- Ice Punch  
- Fake Out  
- Knock Off  
- High Jump Kick