Rayquaza @ Flyinium Z  
Ability: Air Lock  
EVs: 212 HP / 40 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Substitute  
- Dragon Dance  
- Dragon Ascent  
- Earthquake  

Scolipede @ Focus Sash  
Ability: Speed Boost  
EVs: 248 HP / 8 Atk / 252 Spe  
Jolly Nature  
- Pin Missile  
- Toxic Spikes  
- Spikes  
- Endeavor  

Arceus-Rock @ Stone Plate  
Ability: Multitype  
EVs: 248 HP / 68 SpD / 192 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Will-O-Wisp  
- Recover  
- Calm Mind  

Houndoom-Mega @ Houndoominite  
Ability: Solar Power  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Dark Pulse  
- Nasty Plot  
- Fire Blast  
- Flame Charge  

Buzzwole @ Leftovers  
Ability: Beast Boost  
EVs: 252 HP / 4 Atk / 252 Def  
Impish Nature  
- Toxic  
- Drain Punch  
- Roost  
- Ice Punch  

Magearna @ Leftovers  
Ability: Soul-Heart  
EVs: 248 HP / 4 SpA / 252 SpD / 4 Spe  
Calm Nature  
IVs: 0 Atk  
- Heart Swap  
- Flash Cannon  
- Grass Knot  
- Pain Split