AAA showdown team

Smeargle @ Choice Scarf
Ability: Magic Guard
EVs: 252 HP / 40 Def / 216 Spe
Jolly Nature
- Spore
- Trick
- Spikes
- U-turn

Keldeo @ Expert Belt
Ability: Serene Grace
Shiny: Yes
EVs: 4 Atk / 252 SpA / 252 Spe
Hasty Nature
- Hydro Pump
- Secret Sword
- Hidden Power [Bug]
- Poison Jab

Dusknoir @ Leftovers
Ability: Marvel Scale
EVs: 252 HP / 252 Def / 4 SpA
Bold Nature
- Calm Mind
- Ice Beam
- Will-O-Wisp
- Pain Split

A.U. IS SPECIAL (Staraptor) @ Toxic Orb
Ability: Poison Heal
EVs: 4 HP / 252 Atk / 252 Spe
Jolly Nature
- Facade
- Brave Bird
- U-turn
- Close Combat

Electivire (M) @ Toxic Orb
Ability: Toxic Boost
EVs: 252 Atk / 4 SpA / 252 Spe
Hasty Nature
IVs: 30 Atk / 30 Def
- Thunderbolt
- Cross Chop
- Ice Punch
- Earthquake

Roserade @ Leftovers
Ability: Storm Drain
EVs: 236 HP / 112 SpA / 160 Spe
Calm Nature
IVs: 30 Atk / 30 Def
- Substitute
- Leech Seed
- Sludge Bomb
- Giga Drain