Ultimate Z rain team

Pelipper @ Damp Rock
Ability: Drizzle
EVs: 252 SpA / 252 Spe
Timid Nature
- Hurricane
- Scald
- U-turn
- Defog

Greninja-Ash @ Waterium Z
Ability: Battle Bond
EVs: 252 SpA / 252 Spe
Timid Nature
- Hydro Cannon
- Dark Pulse
- Water Shuriken
- Haze

Diancie-Mega @ Diancite
Ability: Magic Bounce
EVs: 252 SpA / 252 Spe
Timid Nature
IVs: 0 Atk
- Moonblast
- Earth Power
- Power Gem
- Stealth Rock

Kingdra @ Waterium Z
Ability: Swift Swim
EVs: 4 Def / 252 SpA / 252 Spe
Timid Nature
IVs: 0 Atk
- Draco Meteor
- Ice Beam
- Clear Smog
- Flash Cannon

Whimsicott @ Fairium Z
Ability: Prankster
EVs: 252 SpA / 252 Spe
Timid Nature
IVs: 0 Atk
- Memento
- Tailwind
- Energy Ball
- Light Screen

Scolipede @ Poisonium Z
Ability: Speed Boost
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Megahorn
- Earthquake
- Substitute
- Swords Dance