Band/Scarf Ground core

Zygarde @ Choice Band
Ability: Aura Break
EVs: 252 Atk / 4 Def / 252 Spe
Adamant Nature
- Extreme Speed
- Outrage
- Thousand Arrows
- Superpower

Venusaur-Mega @ Venusaurite
Ability: Chlorophyll
EVs: 244 HP / 252 SpA / 12 SpD
Modest Nature
IVs: 0 Atk
- Giga Drain
- Synthesis
- Sludge Bomb
- Hidden Power [Fire]

Azelf @ Focus Sash
Ability: Levitate
EVs: 4 Atk / 252 SpA / 252 Spe
Hasty Nature
- Stealth Rock
- Taunt
- Psychic
- U-turn

Bisharp @ Dread Plate
Ability: Defiant
EVs: 252 HP / 252 Atk / 4 SpD
Adamant Nature
- Knock Off
- Iron Head
- Sucker Punch
- Swords Dance

Rotom-Wash @ Leftovers
Ability: Levitate
EVs: 252 HP / 4 SpA / 252 SpD
Calm Nature
IVs: 0 Atk
- Thunder Wave
- Volt Switch
- Hydro Pump
- Pain Split

Excadrill @ Choice Scarf
Ability: Mold Breaker
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Earthquake
- Iron Head
- Brick Break
- Rock Slide