Dragonite @ Icium Z  
Ability: Multiscale  
EVs: 32 HP / 220 Def / 248 SpA / 8 SpD  
Quiet Nature  
- Extreme Speed  
- Blizzard  
- Surf  
- Protect  

Heatran @ Grassium Z  
Ability: Flash Fire  
EVs: 8 HP / 248 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Solar Beam  
- Overheat  
- Ancient Power  
- Taunt  

Gengar-Mega @ Gengarite  
Ability: Cursed Body  
EVs: 144 Def / 164 SpA / 200 Spe  
Timid Nature  
IVs: 0 Atk  
- Taunt  
- Will-O-Wisp  
- Hex  
- Thunderbolt