Cloyster @ Focus Sash  
Ability: Skill Link  
Level: 50  
EVs: 52 HP / 252 Atk / 4 Def / 4 SpD / 196 Spe  
Jolly Nature  
- Shell Smash  
- Icicle Spear  
- Liquidation  
- Rock Blast  

Aegislash @ Power Weight  
Ability: Stance Change  
Level: 50  
EVs: 252 HP / 12 Atk / 244 SpD  
Sassy Nature  
IVs: 0 Spe  
- Toxic  
- Shadow Sneak  
- King's Shield  
- Gyro Ball  

Snorlax @ Normalium Z  
Ability: Immunity  
Level: 50  
EVs: 12 HP / 100 Atk / 252 Def / 140 SpD / 4 Spe  
Adamant Nature  
- Stockpile  
- Curse  
- Earthquake  
- Return  

Charizard-Mega-Y @ Charizardite Y  
Ability: Drought  
Level: 50  
EVs: 252 HP / 4 Atk / 36 Def / 76 SpA / 140 Spe  
Modest Nature  
- Fire Blast  
- Hidden Power [Ice]  
- Solar Beam  
- Flame Charge  

Tapu Koko @ Electrium Z  
Ability: Electric Surge  
Level: 50  
EVs: 4 HP / 252 SpA / 252 Spe  
Hasty Nature  
IVs: 1 Atk  
- Substitute  
- Thunderbolt  
- Hidden Power [Ice]  
- Calm Mind  

Hippowdon @ Iapapa Berry  
Ability: Sand Stream  
Level: 50  
EVs: 228 HP / 140 Def / 140 SpD  
Impish Nature  
- Earthquake  
- Yawn  
- Stealth Rock  
- Whirlwind