Thundurus @ Life Orb  
Ability: Defiant  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Hidden Power [Ice]  
- Focus Blast  
- Sludge Wave  

Gyarados-Mega @ Gyaradosite  
Ability: Mold Breaker  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Crunch  
- Earthquake  
- Substitute  

Heatran (M) @ Leftovers  
Ability: Flash Fire  
Shiny: Yes  
EVs: 88 HP / 164 SpA / 176 SpD / 80 Spe  
Modest Nature  
IVs: 0 Atk  
- Taunt  
- Magma Storm  
- Stealth Rock  
- Earth Power  

Tornadus-Therian @ Flyinium Z  
Ability: Regenerator  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Hurricane  
- Knock Off  
- U-turn  
- Defog  

Tangrowth @ Assault Vest  
Ability: Regenerator  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
IVs: 30 Atk  
- Giga Drain  
- Hidden Power [Ice]  
- Knock Off  
- Earthquake  

Latios @ Choice Scarf  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Psyshock  
- Calm Mind  
- Trick