Marshadow @ Life Orb  
Ability: Technician  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Close Combat  
- Spectral Thief  
- Shadow Sneak  
- Pursuit  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
IVs: 0 Atk  
- Leech Seed  
- Toxic  
- Spikes  
- Protect  

Zygarde @ Leftovers  
Ability: Power Construct  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Rest  
- Thousand Arrows  
- Glare  
- Haze  

Rayquaza-Mega @ Life Orb  
Ability: Delta Stream  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- Dragon Ascent  
- Draco Meteor  
- Extreme Speed  
- V-create  

Arceus-Poison @ Poisonium Z  
Ability: Multitype  
EVs: 248 HP / 8 Atk / 8 Def / 148 SpD / 96 Spe  
Jolly Nature  
- Poison Jab  
- Recover  
- Will-O-Wisp  
- Stealth Rock  

Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 252 HP / 240 Def / 16 Spe  
Bold Nature  
IVs: 0 Atk  
- Recover  
- Toxic  
- Ice Beam  
- Defog