Option 1

Genocide (Genesect) @ Choice Scarf
Ability: Download
Shiny: Yes
EVs: 252 Atk / 4 SpD / 252 Spe
Hasty Nature
- Iron Head
- U-turn
- Blaze Kick
- Extreme Speed

Orlando (Landorus-Therian) @ Leftovers
Ability: Intimidate
Shiny: Yes
EVs: 252 HP / 4 Atk / 252 Def
Impish Nature
- Earthquake
- Rock Slide
- Knock Off
- Bulk Up

Whale (Kyogre-Primal) @ Blue Orb
Ability: Primordial Sea
Shiny: Yes
EVs: 252 HP / 4 SpA / 252 SpD
Calm Nature
IVs: 0 Atk
- Origin Pulse
- Toxic
- Aqua Ring
- Protect

Arc (Arceus) @ Steelium Z
Ability: Multitype
Shiny: Yes
EVs: 252 HP / 252 Atk / 4 Spe
Adamant Nature
- Iron Head
- Extreme Speed
- Recover
- Swords Dance

Deer (Xerneas) @ Power Herb
Ability: Fairy Aura
Shiny: Yes
EVs: 4 HP / 252 SpA / 252 Spe
Modest Nature
IVs: 0 Atk
- Moonblast
- Focus Blast
- Flash Cannon
- Geomancy

Ozone (Rayquaza-Mega) @ Lum Berry
Ability: Delta Stream
Shiny: Yes
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Dragon Ascent
- Dragon Claw
- Extreme Speed
- Dragon Dance