Durant @ Choice Band  
Ability: Hustle  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Iron Head  
- X-Scissor  
- Thunder Fang  
- Superpower  

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Moonblast  
- Power Gem  
- Magnet Rise  

Venusaur-Mega @ Venusaurite  
Ability: Chlorophyll  
EVs: 248 HP / 24 Def / 144 SpD / 92 Spe  
Careful Nature  
- Charm  
- Leech Seed  
- Earthquake  
- Synthesis