Kyogre @ Choice Specs  
Ability: Drizzle  
EVs: 252 HP / 240 SpA / 16 Spe  
Modest Nature  
IVs: 0 Atk  
- Water Spout  
- Origin Pulse  
- Ice Beam  
- Thunder  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 248 HP / 8 Def / 252 SpD  
Careful Nature  
- Precipice Blades  
- Stone Edge  
- Stealth Rock  
- Swords Dance  

Arceus (Arceus-Ground) @ Earth Plate  
Ability: Multitype  
EVs: 8 HP / 68 Def / 180 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Ice Beam  
- Recover  
- Calm Mind  

Yveltal @ Rockium Z  
Ability: Dark Aura  
EVs: 252 HP / 68 Atk / 104 Def / 84 Spe  
Impish Nature  
- Knock Off  
- Rock Slide  
- Toxic  
- Roost  

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

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 56 HP / 120 Def / 216 SpA / 116 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Focus Blast  
- Defog