Trevenant @ Choice Band  
Ability: Natural Cure  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Wood Hammer  
- Poltergeist  
- Horn Leech  
- Rest  

Vikavolt @ Heavy-Duty Boots  
Ability: Levitate  
EVs: 88 HP / 4 Def / 252 SpA / 164 Spe  
Modest Nature  
IVs: 0 Atk  
- Bug Buzz  
- Volt Switch  
- Roost  
- Thunderbolt  

Gigalith @ Leftovers  
Ability: Sand Stream  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Stealth Rock  
- Rock Blast  
- Toxic  
- Protect  

Sandslash (M) @ Leftovers  
Ability: Sand Rush  
EVs: 248 HP / 152 Atk / 108 Spe  
Adamant Nature  
- Earthquake  
- Swords Dance  
- Rock Slide  
- Rapid Spin  

Ribombee @ Heavy-Duty Boots  
Ability: Shield Dust  
EVs: 64 HP / 252 Def / 192 Spe  
Timid Nature  
- U-turn  
- Roost  
- Moonblast  
- Aromatherapy  

Mareanie @ Eviolite  
Ability: Regenerator  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Infestation  
- Recover  
- Toxic Spikes  
- Scald