Forretress @ Leftovers  
Ability: Overcoat  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Toxic Spikes  
- Rapid Spin  
- Volt Switch  
- Spikes  

Mewtwo @ Leftovers  
Ability: Pressure  
EVs: 240 HP / 16 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Taunt  
- Psystrike  
- Recover  

Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 252 HP / 160 Def / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Stealth Rock  
- Will-O-Wisp  
- Recover  
- Ice Beam  

Dialga @ Leftovers  
Ability: Pressure  
EVs: 240 HP / 252 SpD / 16 Spe  
Calm Nature  
IVs: 0 Atk  
- Roar  
- Protect  
- Dragon Pulse  
- Thunder  

Giratina-Origin @ Griseous Orb  
Ability: Levitate  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Shadow Sneak  
- Hex  
- Draco Meteor  
- Thunder  

Shaymin-Sky @ Choice Scarf  
Ability: Serene Grace  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Air Slash  
- Seed Flare  
- Dazzling Gleam  
- Healing Wish