Necrozma-Dusk-Mane @ Ultranecrozium Z  
Ability: Prism Armor  
EVs: 248 Atk / 8 SpD / 252 Spe  
Jolly Nature  
- Photon Geyser  
- Sunsteel Strike  
- Earthquake  
- Swords Dance  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 168 HP / 252 SpA / 88 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Thunder  
- Focus Blast  

Gengar-Mega @ Gengarite  
Ability: Shadow Tag  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Shadow Ball  
- Substitute  
- Disable  
- Perish Song  

Zygarde-Complete @ Leftovers  
Ability: Power Construct  
EVs: 248 HP / 8 Atk / 252 Def  
Impish Nature  
- Glare  
- Thousand Arrows  
- Rest  
- Haze  

Arceus-Dark @ Dread Plate  
Ability: Multitype  
EVs: 248 HP / 84 Def / 88 SpA / 88 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Recover  
- Toxic  
- Defog  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 248 HP / 56 Def / 192 SpD / 12 Spe  
Impish Nature  
- Stealth Rock  
- Precipice Blades  
- Toxic  
- Dragon Tail