Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 248 HP / 52 Def / 188 SpD / 20 Spe  
Careful Nature  
- Stealth Rock  
- Precipice Blades  
- Roar  
- Toxic  

Celesteela @ Leftovers  
Ability: Beast Boost  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Flame Charge  
- Substitute  
- Leech Seed  
- Toxic  

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

Necrozma-Dusk-Mane @ Ultranecrozium Z  
Ability: Prism Armor  
EVs: 248 SpA / 8 SpD / 252 Spe  
Timid Nature  
- Calm Mind  
- Photon Geyser  
- Heat Wave  
- Dragon Pulse  

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
EVs: 240 HP / 248 Def / 20 Spe  
Bold Nature  
IVs: 0 Atk  
- Judgment  
- Toxic  
- Defog  
- Recover  

Gengar-Mega @ Gengarite  
Ability: Shadow Tag  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Shadow Ball  
- Substitute  
- Disable  
- Perish Song