Jirachi @ Shuca Berry  
Ability: Serene Grace  
EVs: 16 Atk / 248 SpA / 244 Spe  
Mild Nature  
- Stealth Rock  
- Iron Head  
- Hidden Power [Fire]  
- Icy Wind  

Latios @ Dragon Gem  
Ability: Levitate  
EVs: 4 Atk / 252 SpA / 252 Spe  
Mild Nature  
- Dragon Dance  
- Dragon Pulse  
- Earthquake  
- Thunderbolt  

Cloyster @ King's Rock  
Ability: Skill Link  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Shell Smash  
- Icicle Spear  
- Ice Shard  
- Razor Shell  

Excadrill @ Air Balloon  
Ability: Sand Rush  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Swords Dance  
- Earthquake  
- Iron Head  
- Rapid Spin  

Volcarona @ Leftovers  
Ability: Flame Body  
EVs: 128 HP / 176 SpA / 204 Spe  
Modest Nature  
IVs: 2 Atk / 30 Def  
- Quiver Dance  
- Fire Blast  
- Hidden Power [Ice]  
- Giga Drain  

Reuniclus @ Life Orb  
Ability: Magic Guard  
EVs: 192 HP / 64 Def / 252 SpA  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Trick Room  
- Psychic  
- Focus Blast  
- Shadow Ball