Magneton @ Choice Scarf  
Ability: Magnet Pull  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Hidden Power [Fire]  
- Thunderbolt  
- Flash Cannon  

Amoonguss (M) @ Eject Button  
Ability: Regenerator  
EVs: 248 HP / 188 Def / 72 SpD  
Calm Nature  
IVs: 0 Atk  
- Spore  
- Sludge Bomb  
- Giga Drain  
- Worry Seed  

Altaria-Mega (F) @ Altarianite  
Ability: Pixilate  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Return  
- Roost  
- Refresh  

Bewear (M) @ Choice Band  
Ability: Fluffy  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Return  
- Superpower  
- Facade  
- Earthquake  

Seismitoad (M) @ Leftovers  
Ability: Water Absorb  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Stealth Rock  
- Scald  
- Refresh  
- Toxic  

Latias @ Psychium Z  
Ability: Levitate  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Draco Meteor  
- Psychic  
- Defog