Latios-Mega (M) @ Latiosite  
Ability: Levitate  
Hidden Power: Fire  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psychic  
- Draco Meteor  
- Defog  
- Recover  

Jirachi @ Choice Scarf  
Ability: Serene Grace  
Shiny: Yes  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Iron Head  
- U-turn  
- Stealth Rock  
- Healing Wish  

Victini @ Kasib Berry  
Ability: Victory Star  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- V-create  
- Bolt Strike  
- Brick Break  
- Substitute  

Reuniclus @ Psychium Z  
Ability: Magic Guard  
EVs: 248 HP / 216 Def / 44 Spe  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Psyshock  
- Thunder  
- Recover  

Deoxys-Speed @ Electrium Z  
Ability: Pressure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Thunderbolt  
- Ice Beam  
- Energy Ball  

Mew @ Colbur Berry  
Ability: Synchronize  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Nasty Plot  
- Earth Power  
- Flamethrower  
- Vacuum Wave