Glalie-Mega @ Glalitite  
Ability: Refrigerate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Double-Edge  
- Ice Shard  
- Earthquake  
- Explosion  

Deoxys-Defense @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
- Spikes  
- Recover  
- Knock Off  
- Teleport  

Serperior @ Leftovers  
Ability: Contrary  
EVs: 56 HP / 200 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Glare  
- Leaf Storm  
- Hidden Power [Fire]  

Magnezone @ Choice Specs  
Ability: Magnet Pull  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Thunderbolt  
- Flash Cannon  
- Volt Switch  
- Hidden Power [Fire]  

Landorus-Therian (M) @ Rocky Helmet  
Ability: Intimidate  
EVs: 252 HP / 112 Def / 144 Spe  
Impish Nature  
- Stealth Rock  
- Toxic  
- Earthquake  
- U-turn  

Tapu Fini @ Heavy-Duty Boots  
Ability: Misty Surge  
EVs: 248 HP / 12 SpA / 56 SpD / 192 Spe  
Calm Nature  
- Defog  
- Moonblast  
- Scald  
- Knock Off