Arceus @ Pixie Plate  
Ability: Multitype  
EVs: 252 HP / 164 Def / 92 Spe  
Timid Nature  
IVs: 0 Atk  
- Stealth Rock  
- Recover  
- Judgment  
- Toxic  

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

Groudon @ Red Orb  
Ability: Drought  
EVs: 24 HP / 80 Atk / 252 SpA / 152 Spe  
Mild Nature  
- Swords Dance  
- Rock Tomb  
- Overheat  
- Precipice Blades  

Giratina-Origin @ Griseous Orb  
Ability: Levitate  
EVs: 252 Def / 236 SpA / 20 Spe  
Modest Nature  
IVs: 0 Atk  
- Thunder Wave  
- Hex  
- Draco Meteor  
- Defog  

Kyogre @ Blue Orb  
Ability: Drizzle  
EVs: 80 HP / 252 Atk / 176 Spe  
Adamant Nature  
- Liquidation  
- Earthquake  
- Ice Beam  
- Thunder  

Necrozma-Dusk-Mane @ Weakness Policy  
Ability: Prism Armor  
EVs: 252 HP / 252 Atk / 4 SpA  
Brave Nature  
- Sunsteel Strike  
- Photon Geyser  
- Swords Dance  
- Trick Room