Magearna @ Leftovers  
Ability: Soul-Heart  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Pain Split  
- Heart Swap  
- Volt Switch  
- Heal Bell  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
- Earthquake  
- Toxic  
- Overheat  
- Hidden Power [Ice]  

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

Necrozma-Dusk-Mane @ Ultranecrozium Z  
Ability: Prism Armor  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Power Gem  
- Photon Geyser  
- Dragon Pulse  
- Heat Wave  

Yveltal @ Choice Band  
Ability: Dark Aura  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Knock Off  
- Foul Play  
- Sucker Punch  
- Defog  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
EVs: 252 HP / 160 Def / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Ice Beam  
- Magic Coat  
- Recover