Garchomp-Mega @ Garchompite  
Ability: Rough Skin  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Earthquake  
- Stone Edge  
- Fire Fang / Substitute

Hippowdon @ Leftovers  
Ability: Sand Stream  
EVs: 252 HP / 112 Def / 144 SpD  
Impish Nature  
- Stealth Rock  
- Earthquake  
- Slack Off  
- Whirlwind  

Tapu Koko @ Choice Specs  
Ability: Electric Surge  
EVs: 4 HP / 244 SpA / 8 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Dazzling Gleam  
- Volt Switch  
- Roost  

Toxapex @ Payapa Berry / Black Sludge
Ability: Regenerator  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Scald  
- Recover  
- Toxic  
- Haze  

Celesteela @ Leftovers  
Ability: Beast Boost  
EVs: 252 HP / 24 Def / 232 SpD  
Sassy Nature  
- Heavy Slam  
- Flamethrower  
- Leech Seed  
- Protect  

Tornadus-Therian (M) @ Flyinium Z  
Ability: Regenerator  
EVs: 88 HP / 160 SpA / 8 SpD / 252 Spe  
Timid Nature  
- Hurricane  
- Taunt  
- Knock Off  
- Defog