Ho-Oh @ Flyinium Z  
Ability: Regenerator  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Sacred Fire  
- Brave Bird  
- Recover  
- Toxic  

Zygarde-Complete @ Leftovers  
Ability: Power Construct  
EVs: 252 HP / 252 Def / 4 Spe  
Impish Nature  
- Thousand Arrows  
- Glare  
- Rest  
- Sleep Talk  

Gengar-Mega @ Gengarite  
Ability: Cursed Body  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Hex  
- Will-O-Wisp  
- Sludge Wave  
- Taunt  

Groudon-Primal @ Red Orb  
Ability: Drought  
EVs: 180 HP / 252 SpA / 76 Spe  
Mild Nature  
- Stealth Rock  
- Toxic  
- Precipice Blades  
- Hidden Power [Ice]  

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
EVs: 252 HP / 160 Def / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Defog  
- Recover  
- Judgment  
- Will-O-Wisp  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
- Power Whip  
- Toxic  
- Spikes  
- Leech Seed