Palkia @ Choice Scarf  
Ability: Pressure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Spacial Rend  
- Surf  
- Ice Beam  
- Flamethrower  

Pelipper (M) @ Damp Rock  
Ability: Drizzle  
EVs: 248 HP / 252 Def / 8 SpA  
Bold Nature  
- Hurricane  
- Scald  
- U-turn  
- Roost  

Swampert-Mega (M) @ Swampertite  
Ability: Damp  
EVs: 4 HP / 252 Atk / 252 Spe  
Adamant Nature  
- Earthquake  
- Waterfall  
- Ice Punch  
- Rain Dance  

Latias @ Choice Scarf  
Ability: Levitate  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psychic  
- Healing Wish  
- Defog  
- Trick  

Greninja (M) @ Choice Specs  
Ability: Battle Bond  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Hydro Pump  
- Dark Pulse  
- Water Shuriken  
- U-turn  

Cream (Goodra) (F) @ Dragonium Z  
Ability: Sap Sipper  
Shiny: Yes  
EVs: 248 HP / 252 Atk / 4 SpD / 4 Spe  
Adamant Nature  
- Outrage  
- Power Whip  
- Iron Tail  
- Fire Punch