Tapu Koko @ Terrain Extender
Ability: Electric Surge
EVs: 252 HP / 4 Def / 252 Spe
Jolly Nature
- U-turn
- Defog
- Taunt
- Nature's Madness

Zekrom @ Choice Scarf
Ability: Teravolt
Happiness: 0
EVs: 4 HP / 252 Atk / 252 Spe
Adamant Nature
- Bolt Strike
- Outrage
- Toxic
- Frustration

Arceus-Electric @ Electrium Z
Ability: Multitype
EVs: 32 HP / 252 SpA / 226 Spe
Modest Nature
IVs: 0 Atk
- Thunder
- Ice Beam
- Calm Mind
- Recover

Rayquaza-Mega @ Choice Band
Ability: Delta Stream
EVs: 252 Atk / 4 SpA / 252 Spe
Naughty Nature
- Dragon Ascent
- Outrage
- V-create
- Extreme Speed

Kyogre @ Choice Scarf
Ability: Drizzle
EVs: 4 Def / 252 SpA / 252 Spe
Modest Nature
IVs: 0 Atk
- Ice Beam
- Water Spout
- Thunder
- Origin Pulse

Groudon-Primal @ Red Orb
Ability: Desolate Land
EVs: 8 HP / 248 SpA / 252 Spe
Timid Nature
IVs: 0 Atk
- Stealth Rock
- Earth Power
- Fire Blast
- Roar