BD Azu + Yawn Swampert

Azumarill @ Sitrus Berry
Ability: Huge Power
EVs: 4 HP / 252 Atk / 252 Spe
Adamant Nature
- Belly Drum
- Play Rough
- Knock Off
- Aqua Jet

Swampert @ Leftovers
Ability: Torrent
EVs: 252 HP / 252 Def / 4 SpA
Bold Nature
IVs: 0 Atk
- Stealth Rock
- Yawn
- Roar
- Scald

Keldeo @ Choice Specs
Ability: Justified
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Hidden Power [Rock]
- Scald
- Secret Sword
- Icy Wind

Sharpedo @ Sharpedonite
Ability: Speed Boost
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Protect
- Crunch
- Ice Fang
- Destiny Bond

Slowbro @ Rocky Helmet
Ability: Regenerator
EVs: 248 HP / 252 Def / 8 SpA
Bold Nature
IVs: 0 Atk
- Slack Off
- Calm Mind
- Psyshock
- Flamethrower

Tentacruel @ Black Sludge
Ability: Liquid Ooze
EVs: 248 HP / 152 SpD / 108 Spe
Calm Nature
IVs: 0 Atk
- Acid Spray
- Scald
- Toxic Spikes
- Rapid Spin