Diancie-Mega @ Diancite  
Ability: Magic Bounce  
EVs: 4 HP / 252 SpA / 252 Spe  
Hasty Nature  
- Moonblast  
- Diamond Storm  
- Earth Power  
- Stealth Rock  

Tapu Bulu @ Eject Button  
Ability: Grassy Surge  
EVs: 248 HP / 192 SpD / 68 Spe  
Careful Nature  
- Horn Leech  
- Superpower  
- Swords Dance  
- Taunt  

Serperior @ Choice Scarf  
Ability: Contrary  
EVs: 24 HP / 252 SpA / 232 Spe  
Timid Nature  
IVs: 0 Atk  
- Leaf Storm  
- Hidden Power [Fire]  
- Glare  
- Defog  

Cresselia @ Rocky Helmet  
Ability: Levitate  
EVs: 252 HP / 112 Def / 144 SpD  
Bold Nature  
IVs: 0 Atk  
- Ice Beam  
- Thunder Wave  
- Moonlight  
- Lunar Dance  

Heatran @ Air Balloon  
Ability: Flash Fire  
EVs: 16 HP / 32 Def / 252 SpA / 208 Spe  
Timid Nature  
IVs: 0 Atk  
- Magma Storm  
- Earth Power  
- Taunt  
- Stealth Rock  

Scolipede @ Groundium Z  
Ability: Speed Boost  
EVs: 24 HP / 252 Atk / 232 Spe  
Adamant Nature  
- Megahorn  
- Aqua Tail  
- Earthquake  
- Swords Dance