Diancie-Mega @ Diancite  
Ability: Magic Bounce  
EVs: 248 HP / 244 SpD / 16 Spe  
Calm Nature  
IVs: 0 Atk  
- Protect  
- Toxic  
- Moonblast  
- Stealth Rock  

Arceus-Steel @ Iron Plate  
Ability: Multitype  
EVs: 252 HP / 152 Def / 8 SpA / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Recover  
- Iron Defense  

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Origin Pulse  
- Ice Beam  
- Water Spout  

Ho-Oh @ Life Orb  
Ability: Regenerator  
EVs: 248 HP / 140 Atk / 52 SpD / 68 Spe  
Adamant Nature  
- Brave Bird  
- Sacred Fire  
- Recover  
- Thunder Wave  

Giratina-Origin @ Griseous Orb  
Ability: Levitate  
EVs: 252 Def / 244 SpA / 12 Spe  
Bold Nature  
IVs: 0 Atk  
- Hex  
- Will-O-Wisp  
- Draco Meteor  
- Defog  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 168 HP / 252 Atk / 32 SpD / 56 Spe  
Adamant Nature  
- Rock Polish  
- Precipice Blades  
- Swords Dance  
- Stone Edge