Magearna @ Shuca Berry / Metronome / Leftovers / Fairium Z  
Ability: Soul-Heart  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Shift Gear  
- Calm Mind  
- Thunderbolt / Fleur Cannon  
- Ice Beam / Focus Blast  

Magearna @ Assault Shield  
Ability: Soul-Heart  
EVs: 248 HP / 224 Def / 36 Spe  
Relaxed Nature  
- Fleur Cannon  
- Focus Blast / Ice Beam  
- Volt Switch  
- Iron Head  

Magearna @ Leftovers  
Ability: Soul-Heart  
EVs: 248 HP / 28 Def / 232 SpD  
Calm Nature  
- Heart Swap  
- Pain Split  
- Flash Cannon / Dazzling Gleam  
- Volt Switch  

Magearna @ Choice Specs / Macho Brace  
Ability: Soul-Heart  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
- Fleur Cannon  
- Volt Switch  
- Focus Blast  
- Trick / Trick Room