Rillaboom @ Choice Band  
Ability: Grassy Surge  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Grassy Glide  
- Wood Hammer  
- Knock Off  
- Superpower  

Gastrodon @ Leftovers  
Ability: Storm Drain  
EVs: 252 HP / 216 Def / 40 SpD  
Calm Nature  
IVs: 0 Atk  
- Toxic  
- Earth Power  
- Scald  
- Recover  

Heatran @ Firium Z  
Ability: Flash Fire  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Stealth Rock  
- Magma Storm  
- Earth Power  
- Taunt  

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Mystical Fire  
- Earth Power  
- Diamond Storm  
- Moonblast  

Dragonite @ Heavy-Duty Boots  
Ability: Multiscale  
EVs: 40 HP / 232 SpA / 236 Spe  
Modest Nature  
IVs: 0 Atk  
- Ice Beam  
- Flamethrower  
- Heal Bell  
- Roost  

Greninja-Ash (M) @ Choice Specs  
Ability: Battle Bond  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Surf  
- Water Shuriken  
- Spikes  
- Dark Pulse