Metagross-Mega @ Metagrossite  
Ability: Clear Body  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Meteor Mash  
- Ice Punch  
- Thunder Punch  
- Earthquake

Zygarde @ Choice Band  
Ability: Aura Break  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Thousand Arrows  
- Outrage  
- Extreme Speed  
- Toxic

Slowbro @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Ice Beam  
- Slack Off  
- Teleport

Heatran @ Leftovers  
Ability: Flash Fire  
EVs: 248 HP / 52 SpA / 128 SpD / 80 Spe  
Calm Nature  
IVs: 0 Atk  
- Lava Plume  
- Earth Power  
- Stealth Rock  
- Protect

Tornadus-Therian (M) @ Flyinium Z  
Ability: Regenerator  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Hurricane  
- Knock Off  
- Defog  
- U-turn

Ditto @ Choice Scarf  
Ability: Imposter  
Hidden Power: Ice  
EVs: 248 HP / 8 Atk / 252 Def  
Relaxed Nature  
IVs: 0 Spe  
- Transform