Latias-Mega (F) @ Latiasite  
Ability: Levitate  
Hidden Power: Psychic  
EVs: 196 HP / 96 Def / 40 SpA / 176 SpD  
Bold Nature  
IVs: 0 Atk  
- Mist Ball  
- Energy Ball  
- Ice Beam  
- Recover  

Greninja-Ash @ Waterium Z  
Ability: Battle Bond  
Hidden Power: Ghost  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
- Water Shuriken  
- Dark Pulse  
- Blizzard  
- Scald  

Garchomp @ Choice Scarf  
Ability: Rough Skin  
Hidden Power: Ground  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Dragon Claw  
- Earthquake  
- Stone Edge  
- Fire Fang  

Celesteela @ Leftovers  
Ability: Beast Boost  
Hidden Power: Steel  
EVs: 220 HP / 252 Def / 36 SpD  
Bold Nature  
- Heavy Slam  
- Flamethrower  
- Leech Seed  
- Protect