Thundurus (M) @ Expert Belt  
Ability: Prankster  
Level: 50  
EVs: 92 HP / 252 SpA / 4 SpD / 156 Spe  
Modest Nature  
IVs: 2 Atk / 30 Def  
- Thunder Wave  
- Thunderbolt  
- Hidden Power [Ice]  
- Focus Blast  

Conkeldurr @ Flame Orb  
Ability: Guts  
Level: 50  
EVs: 196 HP / 228 Atk / 60 Def / 4 SpD / 20 Spe  
Adamant Nature  
- Drain Punch  
- Mach Punch  
- Ice Punch  
- Protect  

Volcarona @ Bug Gem  
Ability: Flame Body  
Level: 50  
EVs: 4 HP / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Quiver Dance  
- Fiery Dance  
- Bug Buzz  
- Giga Drain  

Latios (M) @ Choice Specs  
Ability: Levitate  
Level: 50  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Surf  
- Psyshock  
- Sleep Talk  

Mamoswine @ Focus Sash  
Ability: Thick Fat  
Level: 50  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Icicle Spear  
- Earthquake  
- Endeavor  

Suicune @ Leftovers  
Ability: Pressure  
Level: 50  
Shiny: Yes  
EVs: 252 HP / 220 Def / 36 SpA  
Relaxed Nature  
IVs: 0 Atk  
- Scald  
- Ice Beam  
- Calm Mind  
- Sheer Cold