Ampharos-Mega @ Ampharosite  
Ability: Mold Breaker  
EVs: 248 HP / 252 SpA / 8 SpD  
Modest Nature  
IVs: 0 Atk  
- Volt Switch  
- Dragon Pulse  
- Focus Blast  
- Thunderbolt  

Vanilluxe @ Light Clay  
Ability: Snow Warning  
EVs: 252 HP / 4 Atk / 252 SpA  
Quiet Nature  
- Aurora Veil  
- Blizzard  
- Freeze-Dry  
- Explosion  

Floatzel @ Life Orb  
Ability: Swift Swim  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Hydro Pump  
- Ice Beam  
- Focus Blast  
- Taunt  

Porygon2 @ Eviolite  
Ability: Trace  
EVs: 252 HP / 4 SpA / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Teleport  
- Recover  
- Ice Beam  
- Toxic  

Crabominable @ Assault Vest  
Ability: Iron Fist  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Drain Punch  
- Ice Hammer  
- Earthquake  
- Thunder Punch  

Mamoswine @ Life Orb  
Ability: Thick Fat  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Icicle Crash  
- Earthquake  
- Ice Shard  
- Knock Off