Salamence-Mega @ Salamencite  
Ability: Aerilate  
EVs: 252 HP / 64 Def / 192 Spe  
Jolly Nature  
- Body Slam  
- Refresh  
- Roost  
- Defog  

Marshadow @ Marshadium Z  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Bulk Up  
- Spectral Thief  
- Shadow Sneak  
- Close Combat  

Mewtwo @ Leftovers  
Ability: Pressure  
EVs: 248 HP / 8 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Psystrike  
- Substitute  
- Protect  

Toxapex @ Rocky Helmet  
Ability: Regenerator  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Toxic Spikes  
- Recover  
- Toxic  
- Haze  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 56 Def / 200 SpD  
Relaxed Nature  
IVs: 30 Atk  
- Stealth Rock  
- Hidden Power [Ice]  
- Precipice Blades  
- Overheat  

Arceus-Dark @ Dread Plate  
Ability: Multitype  
EVs: 252 HP / 4 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Toxic  
- Recover  
- Refresh