Gengar-Mega @ Gengarite  
Ability: Shadow Tag  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Shadow Ball  
- Sludge Bomb  
- Focus Blast  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 248 HP / 40 Def / 200 SpD / 20 Spe  
Careful Nature  
- Stealth Rock  
- Precipice Blades  
- Dragon Tail  
- Toxic  

Marshadow @ Life Orb  
Ability: Technician  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Close Combat  
- Spectral Thief  
- Shadow Sneak  
- Pursuit  

Ho-Oh @ Leftovers  
Ability: Regenerator  
EVs: 248 HP / 204 Def / 56 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Brave Bird  
- Sacred Fire  
- Defog  
- Toxic  

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
EVs: 248 HP / 244 Def / 16 Spe  
Bold Nature  
IVs: 0 Atk  
- Judgment  
- Recover  
- Defog  
- Toxic  

Arceus-Ground @ Groundium Z  
Ability: Multitype  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Swords Dance  
- Earthquake  
- Stone Edge  
- Recover