camerupt-mega+gyarados gen7ou

Camerupt-Mega @ Cameruptite
Ability: Sheer Force
EVs: 216 HP / 168 SpA / 124 Spe
Modest Nature
- Fire Blast
- Earth Power
- Rock Slide
- Stealth Rock

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

Tangrowth @ Assault Vest
Ability: Regenerator
EVs: 252 HP / 4 Def / 252 SpD
Sassy Nature
- Giga Drain
- Knock Off
- Hidden Power [Ice]
- Earthquake

Magearna @ Shuca Berry
Ability: Soul-Heart
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Shift Gear
- Thunderbolt
- Ice Beam
- Focus Blast

Landorus-Therian @ Choice Scarf
Ability: Intimidate
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Earthquake
- U-turn
- Hidden Power [Ice]
- Explosion

Mew @ Leftovers
Ability: Synchronize
EVs: 252 HP / 144 Def / 112 Spe
Timid Nature
- Ice Beam
- Will-O-Wisp
- Soft-Boiled
- Defog