Gardevoir-Mega @ Gardevoirite  
Ability: Trace  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psyshock  
- Hyper Voice  
- Hidden Power [Fire]  
- Healing Wish  

Zygarde @ Dragonium Z  
Ability: Aura Break  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Outrage  
- Thousand Arrows  
- Dragon Dance  
- Extreme Speed  

Heatran @ Leftovers  
Ability: Flash Fire  
EVs: 248 HP / 8 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Magma Storm  
- Stealth Rock  
- Taunt  
- Toxic  

Tangrowth @ Assault Vest  
Ability: Regenerator  
EVs: 248 HP / 8 Def / 252 SpD  
Sassy Nature  
- Giga Drain  
- Knock Off  
- Hidden Power [Ice]  
- Earthquake  

Landorus-Therian @ Earth Plate  
Ability: Intimidate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Earthquake  
- Smack Down  
- Swords Dance  
- Substitute  

Keldeo-Resolute @ Choice Scarf  
Ability: Justified  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Hydro Pump  
- Secret Sword  
- Stone Edge  
- Scald