Monotype Bug team "Perfected

Sweeper (Vivillon-Monsoon) @ Focus Sash
Ability: Compound Eyes
EVs: 4 HP / 252 SpA / 252 Spe
Timid Nature
IVs: 0 Atk
- Sleep Powder
- Dream Eater
- Quiver Dance
- Bug Buzz

Masquerain @ Focus Sash
Ability: Intimidate
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Air Slash
- Bug Buzz
- Hydro Pump
- Quiver Dance

Butterfree @ Focus Sash
Ability: Compound Eyes
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Quiver Dance
- Sleep Powder
- Dream Eater
- Bug Buzz

Forretress @ Leftovers
Ability: Sturdy
EVs: 252 SpA / 4 SpD / 252 Spe
Relaxed Nature
IVs: 0 Atk
- Spikes
- Rapid Spin
- Stealth Rock
- Flash Cannon

Leavanny @ Life Orb
Ability: Overcoat
EVs: 4 HP / 252 Atk / 252 Spe
Jolly Nature
- Leaf Blade
- X-Scissor
- Swords Dance
- Sticky Web

Back-Up Sweeper (Crustle) @ White Herb
Ability: Sturdy
EVs: 4 HP / 252 Atk / 252 Def
Adamant Nature
- Stone Edge
- Shell Smash
- Poison Jab
- X-Scissor