Groudon-Primal @ Red Orb  
Ability: Drought  
EVs: 248 HP / 8 Atk / 252 SpD  
Sassy Nature  
- Stealth Rock  
- Precipice Blades  
- Roar  
- Lava Plume  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
EVs: 252 HP / 108 Def / 52 SpA / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Ice Beam  
- Recover  

Salamence-Mega @ Salamencite  
Ability: Aerilate  
EVs: 248 HP / 124 Atk / 136 Spe  
Adamant Nature  
- Double-Edge  
- Roost  
- Earthquake  
- Dragon Dance  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 184 HP / 28 Def / 252 SpA / 44 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Thunder  
- Focus Blast  

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Water Spout  
- Origin Pulse  
- Ice Beam  
- Thunder  

Klefki @ Leftovers  
Ability: Prankster  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Spikes  
- Thunder Wave  
- Heal Block  
- Play Rough