Gardevoir-Mega @ Gardevoirite  
Ability: Trace  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Hyper Voice  
- Psyshock  
- Focus Blast  
- Calm Mind  

Hydreigon @ Choice Specs  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Dark Pulse  
- Flash Cannon  
- Fire Blast  

Landorus-Therian @ Flyinium Z  
Ability: Intimidate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Earthquake  
- Fly  
- Swords Dance  

Kartana @ Choice Scarf  
Ability: Beast Boost  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Leaf Blade  
- Knock Off  
- Sacred Sword  
- Defog  

Jirachi @ Leftovers  
Ability: Serene Grace  
EVs: 248 HP / 196 SpD / 64 Spe  
Impish Nature  
- Iron Head  
- Body Slam  
- U-turn  
- Wish  

Tapu Koko @ Shuca Berry  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Volt Switch  
- Hidden Power [Ice]  
- Roost