Latios (M) @ Choice Specs  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Psychic  
- Surf  
- Psyshock  

Magnezone @ Choice Scarf  
Ability: Magnet Pull  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 1 Atk  
- Hidden Power [Fire]  
- Volt Switch  
- Thunderbolt  
- Flash Cannon  

Garchomp-Mega @ Garchompite  
Ability: Rough Skin  
EVs: 8 HP / 4 Atk / 252 SpA / 244 Spe  
Mild Nature  
- Stealth Rock  
- Draco Meteor  
- Fire Blast  
- Earthquake  

Magearna @ Assault Vest  
Ability: Soul-Heart  
EVs: 248 HP / 28 Def / 232 SpD  
Sassy Nature  
IVs: 0 Spe  
- Iron Head  
- Volt Switch  
- Ice Beam  
- Flash Cannon  

Tornadus-Therian (M) @ Rocky Helmet  
Ability: Regenerator  
EVs: 220 HP / 84 Def / 204 Spe  
Timid Nature  
- Hurricane  
- U-turn  
- Knock Off  
- Defog  

Ferrothorn @ Grassium Z  
Ability: Iron Barbs  
EVs: 248 HP / 28 Def / 232 SpD  
Careful Nature  
- Leech Seed  
- Protect  
- Spikes  
- Power Whip