Mamoswine @ Never-Melt Ice  
Ability: Thick Fat  
EVs: 16 HP / 248 Atk / 244 Spe  
Jolly Nature  
- Earthquake  
- Icicle Crash  
- Ice Shard  
- Knock Off  

Heatran @ Grassium Z  
Ability: Flash Fire  
EVs: 16 HP / 252 SpA / 240 Spe  
Timid Nature  
IVs: 0 Atk  
- Fire Blast  
- Solar Beam  
- Earth Power  
- Stealth Rock  

Celesteela @ Leftovers  
Ability: Beast Boost  
EVs: 248 HP / 28 Def / 232 SpD  
Sassy Nature  
- Leech Seed  
- Flamethrower  
- Heavy Slam  
- Protect  

Tornadus-Therian (M) @ Rocky Helmet  
Ability: Regenerator  
EVs: 208 HP / 96 Def / 204 Spe  
Timid Nature  
- Knock Off  
- U-turn  
- Defog  
- Hurricane  

Tapu Fini @ Leftovers  
Ability: Misty Surge  
EVs: 248 HP / 16 Def / 12 SpA / 40 SpD / 192 Spe  
Calm Nature  
IVs: 0 Atk  
- Taunt  
- Moonblast  
- Scald  
- Nature's Madness  

Manectric-Mega @ Manectite  
Ability: Lightning Rod  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Volt Switch  
- Hidden Power [Ice]  
- Flamethrower