Abomasnow @ Choice Scarf  
Ability: Snow Warning  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Blizzard  
- Giga Drain / Energy Ball
- Focus Blast  
- Earthquake  

Abomasnow @ Grassium Z  
Ability: Snow Warning  
EVs: 252 Atk / 4 SpA / 252 Spe  
Hasty / Jolly Nature  
- Blizzard / Swords Dance
- Wood Hammer  
- Earthquake
- Ice Shard  
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Optional Move(s): 
- Frost Breath
- Grass Whistle
- Growth
- Ice Punch
- Leech Seed
- Seed Bomb
- Shadow Ball
- Substitute
Optional Item(s): 
- Choice Specs
- Icy Rock
- Leftovers
- Life Orb
Optional Ability:  
- Soundproof
Optional EV/IV(s): 
- 248 HP / 176 SpD / 84 Spe (Calm)
- 60 Atk / 196 SpA / 252 Spe (Hasty)