Standard Skarmory (Skarmory) @ Rocky Helmet  
Ability: Sturdy  
Level: 50  
EVs: 252 HP / 252 Def / 4 Spe  
Impish Nature  
- Roost  
- Toxic
- Brave Bird / Drill Peck / Stealth Rock
- Whirlwind / Taunt / Iron Defence 
Generally standard Skarmory has roost + toxic and two more moves out of the above depending on what the team composition needs. Often skarm can be attackless. Stealth Rock generally pairs with WW, with taunt and iron defence being more common on brave bird sets.

Offensive Skarmory (Skarmory) @ Flyinium Z  
Ability: Weak Armor  
Level: 50  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Brave Bird  
- Swords Dance  
- Iron Head  
- Rock Tomb
The other far less common skarmory, abusing weak armor to outspeed base 130s at +1.