Snorlax @ Choice Band  
Ability: Thick Fat  
EVs: 252 Atk / 212 SpD / 44 Spe  
Adamant Nature  
- Double-Edge  
- Heavy Slam  
- Earthquake  
- Darkest Lariat  

Talonflame @ Heavy-Duty Boots  
Ability: Flame Body  
EVs: 252 HP / 74 Def / 184 Spe  
Jolly Nature  
- U-turn  
- Roost  
- Brave Bird  
- Defog  

Diancie @ Leftovers  
Ability: Clear Body  
EVs: 252 HP / 56 SpD / 200 Spe  
Careful Nature  
- Stealth Rock  
- Diamond Storm  
- Body Press  
- Heal Bell  

Xatu  
Ability: Magic Bounce  
EVs: 252 HP / 240 Def / 16 Spe  
Timid Nature  
IVs: 0 Atk  
- Psychic  
- Night Shade  
- Roost  
- Teleport  

Vaporeon @ Leftovers  
Ability: Water Absorb  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Wish  
- Protect  
- Toxic  
- Flip Turn  

Decidueye @ Life Orb  
Ability: Overgrow  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Giga Drain  
- Shadow Ball  
- Air Slash