Sceptile-Mega @ Sceptilite  
Ability: Lightning Rod  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Leaf Storm  
- Giga Drain  
- Focus Blast  
- Hidden Power [Fire]  

Gyarados @ Flyinium Z  
Ability: Moxie  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Bounce  
- Waterfall  
- Earthquake  

Tornadus-Therian @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 4 SpA / 252 Spe  
Timid Nature  
- Defog  
- Hurricane  
- U-turn  
- Taunt  

Mew @ Colbur Berry  
Ability: Synchronize  
EVs: 252 HP / 252 Def / 4 Spe  
Bold Nature  
IVs: 0 Atk  
- Roost  
- Defog  
- Ice Beam  
- Will-O-Wisp  

Magearna @ Sitrus Berry  
Ability: Soul-Heart  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Shift Gear  
- Fleur Cannon  
- Ice Beam  
- Flash Cannon  

Heatran @ Leftovers  
Ability: Flash Fire  
EVs: 252 HP / 4 SpA / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Stealth Rock  
- Lava Plume  
- Protect  
- Earth Power