Z Keldeo Hyper Offense (OU)

Stallion (Keldeo-Resolute) @ Waterium Z
Ability: Justified
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Hydro Pump
- Secret Sword
- Calm Mind
- Taunt

Flower Head (Magearna) @ Assault Vest
Ability: Soul-Heart
EVs: 248 HP / 8 SpA / 252 SpD
Sassy Nature
- Fleur Cannon
- Iron Head
- Volt Switch
- Hidden Power [Fire]

Mando (Landorus-Therian) @ Leftovers
Ability: Intimidate
EVs: 252 HP / 112 Def / 144 Spe
Jolly Nature
- Stealth Rock
- Earthquake
- U-turn
- Hidden Power [Ice]

Kalameet (Kyurem-Black) @ Life Orb
Ability: Teravolt
EVs: 4 Atk / 252 SpA / 252 Spe
Naive Nature
- Ice Beam
- Fusion Bolt
- Hidden Power [Fire]
- Roost

Paper Cut (Kartana) @ Choice Scarf
Ability: Beast Boost
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Leaf Blade
- Smart Strike
- Knock Off
- Defog

Pikachu Black (Mimikyu) (M) @ Red Card
Ability: Disguise
Shiny: Yes
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Swords Dance
- Play Rough
- Shadow Claw
- Shadow Sneak