Diancie-Mega @ Diancite  
Ability: Clear Body  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Moonblast  
- Diamond Storm  
- Earth Power  
- Nature Power  

Landorus-Therian @ Rocky Helmet  
Ability: Intimidate  
EVs: 252 HP / 216 Def / 24 SpD / 16 Spe  
Impish Nature  
- Stealth Rock  
- Earthquake  
- Hidden Power [Ice]  
- U-turn  

Tapu Koko @ Electrium Z  
Ability: Electric Surge  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- Wild Charge  
- Hidden Power [Ice]  
- Taunt  
- U-turn  

Latios @ Choice Scarf  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Draco Meteor  
- Psyshock  
- Defog  
- Trick  

Celesteela @ Leftovers  
Ability: Beast Boost  
EVs: 252 HP / 44 Def / 212 SpD  
Sassy Nature  
- Leech Seed  
- Protect  
- Heavy Slam  
- Flamethrower  

Hawlucha @ Electric Seed  
Ability: Unburden  
EVs: 156 HP / 224 Atk / 4 Def / 124 Spe  
Adamant Nature  
- Drain Punch  
- Swords Dance  
- High Jump Kick  
- Acrobatics