Latios-Mega @ Latiosite  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Psychic  
- Aura Sphere  
- Ice Beam  
- Roost  

Weavile @ Choice Band  
Ability: Pressure  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Triple Axel  
- Knock Off  
- Pursuit  
- Ice Shard  

Toxapex @ Eject Button  
Ability: Regenerator  
EVs: 252 HP / 104 Def / 152 SpD  
Calm Nature  
- Scald  
- Recover  
- Toxic  
- Haze  

Landorus-Therian (M) @ Choice Scarf  
Ability: Intimidate  
EVs: 12 HP / 252 Atk / 244 Spe  
Jolly Nature  
- Earthquake  
- U-turn  
- Stone Edge  
- Defog  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 24 Def / 232 SpD  
Careful Nature  
- Spikes  
- Knock Off  
- Leech Seed  
- Power Whip  

Heatran @ Grassium Z  
Ability: Flash Fire  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Magma Storm  
- Earth Power  
- Stealth Rock  
- Solar Beam