Gigalith @ Smooth Rock  
Ability: Sand Stream  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Stealth Rock  
- Explosion  
- Toxic  
- Gravity  

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

Garchomp-Mega @ Garchompite  
Ability: Rough Skin  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Earthquake  
- Poison Jab  
- Dragon Claw  

Landorus-Therian @ Focus Sash  
Ability: Intimidate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Earthquake  
- Stealth Rock  
- Gravity  
- Explosion  

Toxapex @ Eject Button  
Ability: Regenerator  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Haze  
- Recover  
- Toxic  

Greninja @ Choice Scarf  
Ability: Protean  
EVs: 176 Atk / 80 SpA / 252 Spe  
Naive Nature  
- Rock Slide  
- U-turn  
- Ice Beam  
- Spikes