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

Charizard @ Charizardite Y
Ability: Blaze
EVs: 4 Def / 252 SpA / 252 Spe
Timid Nature
- Flamethrower/Fire Blast
- Focus Blast
- Solar Beam
- Roost

Excadrill @ Steelium Z
Ability: Sand Rush
EVs: 4 HP / 252 Atk / 252 Spe
Jolly Nature
- Swords Dance
- Earthquake
- Iron Head
- Rapid Spin

Gastrodon @ Leftovers
Ability: Storm Drain
EVs: 248 HP / 8 Def / 252 SpD
Sassy Nature
- Scald
- Recover
- Toxic
- Earthquake

Tapu Koko@ Choice specs
Ability: Electric Surge
EVs: 20 HP / 252 SpA / 20 SpD / 216 Spe
Timid Nature
- Thunderbolt
- Dazzling Gleam
- Hidden Power Ice
- Volt Switch

Tyranitar @ Choice Band
Ability: Sand Stream
EVs: 40 HP / 252 Atk / 48 SpD / 168 Spe
Adamant Nature
- Stone Edge
- Crunch
- Pursuit
- Fire Punch