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

Klefki @ Iapapa Berry  
Ability: Prankster  
EVs: 252 HP / 252 SpD / 4 Spe  
Calm Nature  
IVs: 0 Atk  
- Toxic  
- Recycle  
- Thunder Wave  
- Spikes  

Groudon @ Red Orb  
Ability: Drought  
EVs: 252 HP / 56 Def / 200 SpD  
Relaxed Nature  
- Stealth Rock  
- Precipice Blades  
- Overheat  
- Hidden Power [Ice]  

Serperior @ Leftovers  
Ability: Contrary  
EVs: 152 HP / 104 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Leaf Storm  
- Glare  
- Substitute  
- Leech Seed  

Marshadow @ Life Orb  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- Spectral Thief  
- Shadow Sneak  
- Bulk Up  

Rayquaza-Mega @ Choice Band  
Ability: Delta Stream  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Ascent  
- Outrage  
- V-create  
- Extreme Speed