Arceus-Dragon @ Draco Plate  
Ability: Multitype  
Shiny: Yes  
EVs: 180 HP / 56 Atk / 16 Def / 76 SpA / 132 SpD / 48 Spe  
Modest Nature  
- Dragon Pulse  
- Dragon Claw  
- Shadow Ball  
- Stone Edge  

Metagross-Mega @ Metagrossite  
Ability: Tough Claws  
Shiny: Yes  
EVs: 252 HP / 252 Atk / 4 SpD  
Calm Nature  
- Earthquake  
- Flash Cannon  
- Metal Claw  
- Psychic  

Rayquaza-Mega  
Ability: Delta Stream  
Shiny: Yes  
EVs: 252 HP / 64 Def / 192 SpA  
Serious Nature  
- Dragon Ascent  
- Dragon Pulse  
- Fire Blast  
- Thunder  

Charizard-Mega-Y (F) @ Charizardite Y  
Ability: Drought  
Shiny: Yes  
Hardy Nature  
- Flamethrower  
- Flame Charge  
- Blast Burn  
- Dynamic Punch  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Shiny: Yes  
EVs: 52 HP / 64 Atk / 76 Def / 88 SpA / 96 SpD / 132 Spe  
Adamant Nature  
- Precipice Blades  
- Stone Edge  
- Fire Blast  
- Hammer Arm  

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
Shiny: Yes  
EVs: 252 HP / 252 Atk / 4 Spe  
Hardy Nature  
- Origin Pulse  
- Water Spout  
- Hydro Pump  
- Thunder