Arbok @ Darkinium Z 
Ability: Intimidate  
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature  
- Coil  
- Gunk Shot  
- Sucker Punch  
- Earthquake

Arbok @ Choice Band  
Ability: Intimidate  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Gunk Shot  
- Earthquake  
- Crunch / Sucker Punch  
- Switcheroo
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Optional Move(s): 
- Aqua Tail
- Seed Bomb
Optional Item(s): 
- Black Sludge
- Life Orb
- Poisonium Z
- Waterium Z
Optional Ability: 
- Shed Skin
Optional EV/IV(s): 
- 29 HP