Ho-Oh @ Choice Band  
Ability: Regenerator  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Sacred Fire  
- Brave Bird  
- Earthquake  
- Toxic  

Sableye-Mega @ Sablenite  
Ability: Prankster  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Fake Out  
- Foul Play  
- Toxic  
- Recover  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
EVs: 252 HP / 136 Def / 24 SpD / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Ice Beam  
- Recover  
- Defog  

Magearna @ Normalium Z  
Ability: Soul-Heart  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Volt Switch  
- Fleur Cannon  
- Heart Swap  
- Heal Bell  

Toxapex @ Shed Shell  
Ability: Regenerator  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Haze  
- Recover  
- Toxic Spikes  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 56 Def / 200 SpD  
Relaxed Nature  
IVs: 29 Spe  
- Stealth Rock  
- Precipice Blades  
- Overheat  
- Toxic