Moltres @ Waterium Z  
Ability: Pressure  
EVs: 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Steam Eruption  
- Flamethrower  
- Roost  
- Hidden Power [Grass]  

Landorus-Therian @ Rocky Helmet  
Ability: Intimidate  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Calm Mind  
- Earth Power  
- Defog  
- Thunderbolt  

Gyarados-Mega @ Gyaradosite  
Ability: Intimidate  
EVs: 248 HP / 252 Atk / 8 Spe  
Adamant Nature  
- Waterfall  
- Earthquake  
- Knock Off  
- Stealth Rock  

Celesteela @ Assault Vest  
Ability: Beast Boost  
EVs: 248 HP / 252 Atk / 8 Spe  
Adamant Nature  
- Acrobatics  
- Earthquake  
- Flare Blitz  
- Heavy Slam  

Magnezone @ Choice Scarf  
Ability: Magnet Pull  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 1 Atk  
- Hidden Power [Water]  
- Fire Blast  
- Volt Switch  
- Flash Cannon  

Tapu Koko @ Shuca Berry  
Ability: Electric Surge  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Wild Charge  
- Play Rough  
- U-turn  
- Iron Head