ORAS PU Sand Castle PU

[Kyergr]

So this is supposed to be a weather team based around Sandstorm. It's been decently successful so far, but I want to get some more opinions on it.

Bastiodon (M) @ Leftovers
Ability: Sturdy
EVs: 252 HP / 4 Def / 252 SpD
Careful Nature
- Stealth Rock
- Roar
- Magic Coat
- Toxic

Golem (M) @ Custap Berry
Ability: Sturdy
EVs: 248 HP / 252 Atk / 8 SpD
Adamant Nature
- Earthquake
- Stealth Rock
- Sandstorm
- Explosion

Sudowoodo (M) @ Smooth Rock
Ability: Rock Head
EVs: 248 HP / 252 Atk / 8 SpD
Adamant Nature
- Double-Edge
- Sandstorm
- Wood Hammer
- Stone Edge

Stoutland (M) @ Assault Vest
Ability: Sand Rush
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Return
- Superpower
- Wild Charge
- Crunch

Hippopotas (M) @ Eviolite
Ability: Sand Stream
EVs: 248 HP / 8 Atk / 252 Def
Impish Nature
- Earthquake
- Slack Off
- Stockpile
- Whirlwind

Lunatone @ Expert Belt
Ability: Levitate
EVs: 4 Atk / 252 SpA / 252 Spe
Hasty Nature
- Psychic
- Explosion
- Grass Knot
- Calm Mind