Latios-Mega (M) @ Latiosite  
Ability: Levitate  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Psychic  
- Earthquake  
- Draco Meteor / Ice Beam 
- Recover  

Magnezone @ Electrium Z / Steelium Z
Ability: Magnet Pull
EVs: 4 Def / 252 SpA / 252 Spe
Modest Nature
- Substitute
- Thunderbolt
- Flash Cannon
- Hidden Power Fire