Main Ubers

Yveltal @ Leftovers
Ability: Dark Aura
EVs: 252 HP / 252 Atk / 4 Def
Adamant Nature
- Foul Play
- Sucker Punch
- Roost
- Taunt

Ho-Oh @ Choice Band
Ability: Regenerator
EVs: 248 HP / 208 Atk / 52 SpD
Adamant Nature
- Brave Bird
- Earthquake
- Sacred Fire
- Sleep Talk

Kangaskhan (F) @ Kangaskhanite
Ability: Scrappy
Happiness: 0
EVs: 248 HP / 252 Atk / 8 SpD
Adamant Nature
- Crunch
- Fake Out
- Low Kick
- Frustration

Arceus @ Earth Plate
Ability: Multitype
EVs: 252 HP / 4 Def / 252 SpD
Calm Nature
- Judgment
- Defog
- Ice Beam
- Stealth Rock

Xerneas @ Power Herb
Ability: Fairy Aura
EVs: 104 HP / 32 Def / 252 SpA / 120 Spe
Modest Nature
- Geomancy
- Moonblast
- Thunder
- Hidden Power [Ground]

Groudon @ Red Orb
Ability: Drought
EVs: 104 HP / 252 Atk / 96 SpD / 56 Spe
Adamant Nature
- Precipice Blades
- Fire Punch
- Stone Edge
- Rock Polish