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

Magnezone @ Choice Scarf  
Ability: Magnet Pull  
Hidden Power: Fire  
EVs: 4 HP / 4 Def / 248 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Volt Switch  
- Hidden Power [Fire]  
- Flash Cannon  

Tapu Fini @ Leftovers  
Ability: Misty Surge  
EVs: 248 HP / 12 SpA / 56 SpD / 192 Spe  
Calm Nature  
IVs: 0 Atk  
- Defog  
- Scald  
- Moonblast  
- Taunt  

Latios-Mega (M) @ Latiosite  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psychic  
- Ice Beam  
- Aura Sphere  
- Roost  

Landorus-Therian (M) @ Leftovers  
Ability: Intimidate  
EVs: 252 HP / 236 Def / 20 Spe  
Impish Nature  
- Stealth Rock  
- Earthquake  
- U-turn  
- Toxic  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 248 HP / 16 Def / 232 SpD / 12 Spe  
Careful Nature  
- Spikes  
- Iron Head  
- Thunder Wave  
- Leech Seed