Gourgeist @ Choice Band or Choice Scarf 
Ability: Frisk  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Seed Bomb  
- Shadow Sneak  
- Rock Slide  
- Trick / Explosion
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Optional Move(s):
- N/A
Optional Item(s): 
- N/A
Optional Ability:  
- N/A
Optional EV/IV(s): 
- 252 Atk / 4 SpD / 252 Spe (Adamant)