Landorus-Therian @ Iapapa Berry  
Ability: Intimidate  
EVs: 252 HP / 104 Def / 152 Spe  
Impish Nature  
- Earthquake  
- U-turn  
- Hidden Power [Ice]  
- Stealth Rock  

Magearna @ Assault Vest  
Ability: Soul-Heart  
EVs: 248 HP / 216 SpD / 44 Spe  
Sassy Nature  
- Fleur Cannon  
- Volt Switch  
- Iron Head  
- Hidden Power [Fire]  

Tapu Lele @ Choice Specs  
Ability: Psychic Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Psychic  
- Moonblast  
- Psyshock  
- Focus Blast  

Charizard-Mega-X (M) @ Charizardite X  
Ability: Blaze  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Flare Blitz  
- Outrage  
- Earthquake  
- Roost  

Rotom-Wash @ Waterium Z  
Ability: Levitate  
EVs: 248 HP / 160 Def / 84 SpA / 16 Spe  
Bold Nature  
IVs: 0 Atk  
- Hydro Pump  
- Volt Switch  
- Will-O-Wisp  
- Defog  

Serperior (F) @ Choice Scarf  
Ability: Contrary  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Leaf Storm  
- Knock Off  
- Glare  
- Defog