Diggersby in OU

Diggersby @ Normalium Z
Ability: Huge Power
EVs: 252 Atk / 252 Spe
Adamant Nature
- Earthquake
- Return
- Swords Dance
- Agility

Zygarde @ Choice Band
Ability: Aura Break
EVs: 252 HP / 252 Atk / 4 SpD
Adamant Nature
- Thousand Arrows
- Outrage
- Extreme Speed
- Facade

Mew @ Leftovers
Ability: Synchronize
EVs: 252 HP / 252 Def
Bold Nature
IVs: 0 Atk
- Defog
- Stealth Rock
- Will-O-Wisp
- Psychic

Greninja @ Choice Scarf
Ability: Protean
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Rock Slide
- Gunk Shot
- U-turn
- Low Kick

Magearna @ Assault Vest
Ability: Soul-Heart
EVs: 252 HP / 252 SpA / 4 SpD
Modest Nature
IVs: 0 Atk
- Flash Cannon
- Fleur Cannon
- Volt Switch
- Hidden Power [Fire]

Alakazam-Mega @ Alakazite
Ability: Magic Guard
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Psychic
- Energy Ball
- Focus Blast
- Shadow Ball