Kyurem-Black @ Expert Belt
Ability: Teravolt
EVs: 96 HP / 120 Atk / 180 SpA / 112 Spe
Modest Nature
- Ice Beam
- Fusion Bolt
- Earth Power
- Protect

Landorus-Therian @ Choice Scarf
Ability: Intimidate
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Rock Slide
- Superpower
- Earthquake
- U-turn

Deoxys-Attack @ Focus Sash
Ability: Pressure
EVs: 4 Atk / 252 SpA / 252 Spe
Rash Nature
- Psycho Boost
- Superpower
- Knock Off
- Detect

Celesteela @ Leftovers
Ability: Beast Boost
EVs: 232 HP / 40 Atk / 200 SpD / 36 Spe
Careful Nature
- Heavy Slam
- Leech Seed
- Substitute
- Protect

Gengar @ Gengarite
Ability: Cursed Body
EVs: 4 HP / 252 SpA / 252 Spe
Timid Nature
- Sludge Bomb
- Shadow Ball
- Taunt
- Protect

Amoonguss @ Black Sludge
Ability: Regenerator
EVs: 252 HP / 128 Def / 128 SpD
Calm Nature
IVs: 0 Atk
- Spore
- Rage Powder
- Protect
- Giga Drain

The Evs on Kyurem-B:
- Spe is for outspeeding offensive shuca berry heatran
- Sp Atk is for a 2HKO on aegislash (offensive wide guard) in shield form
- Atk is for a 2HKO on lele with fusion bolt
- The rest went to hp