Arceus-Ghost @ Choice Scarf  
Ability: Wonder Guard  
EVs: 248 HP / 8 Def / 252 Spe  
Jolly Nature  
IVs: 0 SpA  
- U-turn  
- Defog  
- Trick  
- Magic Coat  

Venusaur-Mega @ Black Sludge  
Ability: Prankster  
Shiny: Yes  
EVs: 248 HP / 180 Def / 80 SpD  
Impish Nature  
IVs: 0 Atk / 0 SpA  
- Destiny Bond  
- Substitute  
- Baton Pass  
- Spore  

Gengar-Mega @ Spooky Plate  
Ability: Turboblaze  
Shiny: Yes  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Secret Sword  
- Shell Smash  
- Dark Void  

Giratina @ Leftovers  
Ability: Magic Bounce  
EVs: 248 HP / 180 Def / 80 SpD  
Bold Nature  
IVs: 0 Atk / 0 SpA / 0 Spe  
- Curse  
- Heal Order  
- Baton Pass  
- Substitute  

Aerodactyl-Mega @ Aerodactylite  
Ability: Shadow Tag  
Shiny: Yes  
EVs: 248 HP / 8 Def / 252 Spe  
Jolly Nature  
IVs: 0 Atk / 0 SpA  
- Encore  
- Perish Song  
- Spikes  
- Recover  

Gastrodon @ Shed Shell  
Ability: Wonder Guard  
EVs: 248 HP / 180 Def / 80 SpD  
Impish Nature  
IVs: 0 Atk / 0 SpA / 0 Spe  
- Parting Shot  
- Gastro Acid  
- Wish  
- Spiky Shield