Gengar-Mega @ Gengarite  
Ability: Shadow Tag  
EVs: 180 HP / 76 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Shadow Ball  
- Sludge Bomb  
- Substitute  
- Protect  

Tyranitar @ Assault Vest  
Ability: Sand Stream  
EVs: 252 HP / 116 Atk / 32 Def / 68 SpA / 40 SpD  
Brave Nature  
- Superpower  
- Ice Beam  
- Pursuit  
- Stone Edge  

Landorus-Therian (M) @ Rocky Helmet  
Ability: Intimidate  
EVs: 252 HP / 36 Atk / 52 Def / 168 Spe  
Jolly Nature  
- Earthquake  
- Stone Edge  
- U-turn  
- Stealth Rock  

Volcanion @ Safety Goggles  
Ability: Water Absorb  
EVs: 248 HP / 8 Def / 252 SpA  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Steam Eruption  
- Heat Wave  
- Earth Power  
- Protect  

Porygon2 @ Eviolite  
Ability: Download  
EVs: 252 HP / 160 Def / 44 SpA / 52 SpD  
Modest Nature  
IVs: 0 Atk  
- Ice Beam  
- Thunderbolt  
- Trick Room  
- Recover  

Amoonguss @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpA  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Spore  
- Rage Powder  
- Sludge Bomb  
- Energy Ball