Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 216 SpA / 104 SpD / 188 Spe  
Mild Nature  
- Stealth Rock  
- Precipice Blades  
- Overheat  
- Rock Tomb  

Klefki @ Leftovers  
Ability: Prankster  
EVs: 252 HP / 28 Atk / 228 SpD  
Careful Nature  
- Spikes  
- Play Rough  
- Thunder Wave  
- Toxic  

Zygarde-Complete @ Leftovers  
Ability: Power Construct  
EVs: 12 HP / 216 Atk / 48 SpD / 232 Spe  
Adamant Nature  
- Dragon Dance  
- Substitute  
- Glare  
- Thousand Arrows  

Naganadel @ Dragonium Z  
Ability: Beast Boost  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Sludge Wave  
- Draco Meteor  
- Fire Blast  

Marshadow @ Life Orb  
Ability: Technician  
EVs: 252 Atk / 4 Def / 252 Spe  
Naive Nature  
IVs: 29 HP  
- Spectral Thief  
- Close Combat  
- Shadow Sneak  
- Hidden Power [Ice]  

Gyarados-Mega @ Gyaradosite  
Ability: Intimidate  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Waterfall  
- Crunch  
- Taunt