Gothitelle @ Leftovers  
Ability: Shadow Tag  
EVs: 244 HP / 108 Def / 156 SpD  
Calm Nature  
- Toxic  
- Charm  
- Taunt  
- Rest  

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

Yveltal @ Choice Scarf  
Ability: Dark Aura  
EVs: 4 Atk / 252 SpA / 252 Spe  
Modest Nature  
- Dark Pulse  
- Foul Play  
- Oblivion Wing  
- U-turn  

Magearna @ Leftovers  
Ability: Soul-Heart  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
- Heart Swap  
- Fleur Cannon  
- Volt Switch  
- Pain Split  

Arceus-Rock @ Stone Plate  
Ability: Multitype  
EVs: 252 HP / 16 Def / 144 SpA / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Will-O-Wisp  
- Recover  
- Stealth Rock  

Salamence-Mega @ Salamencite  
Ability: Intimidate  
EVs: 40 HP / 252 Atk / 216 Spe  
Adamant Nature  
- Dragon Dance  
- Roost  
- Earthquake  
- Facade