Blaziken-Mega @ Blazikenite  
Ability: Speed Boost  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Swords Dance  
- Flare Blitz  
- Stone Edge  
- Low Kick  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 248 HP / 252 SpD / 8 Spe  
Careful Nature  
- Stealth Rock  
- Roar  
- Precipice Blades  
- Fire Punch  

Xerneas @ Choice Scarf  
Ability: Fairy Aura  
EVs: 4 HP / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Defog  
- Moonblast  
- Thunderbolt  
- Toxic  

Arceus-Steel @ Iron Plate  
Ability: Multitype  
EVs: 188 HP / 108 Def / 168 SpD / 44 Spe  
Calm Nature  
IVs: 0 Atk  
- Judgment  
- Toxic  
- Recover  
- Roar  

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

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
EVs: 248 HP / 212 Def / 48 Spe  
Bold Nature  
IVs: 0 Atk  
- Rest  
- Sleep Talk  
- Origin Pulse  
- Ice Beam