Aegislash @ Weakness Policy  
Ability: Stance Change  
Level: 50  
EVs: 252 HP / 4 Atk / 4 Def / 244 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Spe  
- King's Shield  
- Shadow Sneak  
- Sacred Sword  
- Shadow Ball  

Mamoswine @ Choice Scarf  
Ability: Thick Fat  
Level: 50  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Earthquake  
- Ice Shard  
- Icicle Spear  
- Superpower  

Rotom-Wash @ Sitrus Berry  
Ability: Levitate  
Level: 50  
EVs: 244 HP / 84 Def / 108 SpA / 60 SpD / 12 Spe  
Modest Nature  
IVs: 0 Atk  
- Hydro Pump  
- Volt Switch  
- Will-O-Wisp  
- Thunderbolt  

Conkeldurr @ Assault Vest  
Ability: Guts  
Level: 50  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Drain Punch  
- Mach Punch  
- Knock Off  
- Rock Tomb  

Alakazam-Mega @ Alakazite  
Ability: Magic Guard  
Level: 50  
EVs: 4 HP / 4 Def / 252 SpA / 4 SpD / 244 Spe  
Modest Nature  
IVs: 0 Atk  
- Substitute  
- Psychic  
- Focus Blast  
- Energy Ball  

Charizard-Mega-Y @ Charizardite Y  
Ability: Blaze  
Level: 50  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Fire Blast  
- Flame Charge  
- Solar Beam  
- Hidden Power [Ice]