Mamoswine @ Groundium Z  
Ability: Thick Fat  
EVs: 248 Atk / 8 SpD / 252 Spe  
Adamant Nature  
- Stealth Rock  
- Ice Shard  
- Icicle Crash  
- Earthquake  

Manectric-Mega @ Manectite  
Ability: Static  
EVs: 24 HP / 252 SpA / 232 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Thunderbolt  
- Flamethrower  
- Hidden Power [Grass]  

Magearna @ Iapapa Berry  
Ability: Soul-Heart  
EVs: 248 HP / 72 Def / 188 SpD  
Calm Nature  
IVs: 0 Atk / 30 Spe  
- Fleur Cannon  
- Volt Switch  
- Thunder Wave  
- Pain Split  

Toxapex @ Payapa Berry  
Ability: Regenerator  
EVs: 248 HP / 20 Def / 240 SpD  
Calm Nature  
IVs: 0 Atk  
- Recover  
- Scald  
- Toxic  
- Haze  

Tangrowth @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
- Sleep Powder  
- Giga Drain  
- Earthquake  
- Hidden Power [Ice]  

Tornadus-Therian @ Eject Button  
Ability: Regenerator  
EVs: 240 HP / 64 Def / 204 Spe  
Timid Nature  
- Defog  
- Hurricane  
- Knock Off  
- U-turn