Giratina-Origin @ Griseous Orb  
Ability: Levitate  
Shiny: Yes  
EVs: 152 HP / 252 Def / 88 SpD / 16 Spe  
Bold Nature  
IVs: 0 Atk  
- Dragon Pulse  
- Calm Mind  
- Sleep Talk  
- Rest  

Gengar-Mega (M) @ Gengarite  
Ability: Shadow Tag  
Shiny: Yes  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Shadow Ball  
- Sludge Bomb  
- Substitute  
- Disable  

Necrozma-Dusk-Mane @ Solganium Z  
Ability: Prism Armor  
EVs: 252 HP / 76 Atk / 180 SpD  
Adamant Nature  
- Stealth Rock  
- Earthquake  
- Sunsteel Strike  
- Morning Sun  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 156 Def / 100 SpD  
Relaxed Nature  
- Precipice Blades  
- Toxic  
- Rock Tomb  
- Overheat  

Arceus @ Splash Plate  
Ability: Multitype  
EVs: 252 HP / 160 Def / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Defog  
- Recover  
- Ice Beam  

Xerneas @ Choice Scarf  
Ability: Fairy Aura  
Shiny: Yes  
EVs: 124 HP / 252 SpA / 132 Spe  
Modest Nature  
IVs: 0 Atk  
- Defog  
- Moonblast  
- Thunderbolt  
- Aromatherapy