Uber team

Rayquaza @ Life Orb
Ability: Air Lock
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Dragon Ascent
- Aqua Tail
- Dragon Dance
- Outrage

Mew @ Leftovers
Ability: Synchronize
EVs: 252 HP / 252 Def
Bold Nature
- Dragon Tail
- Psyshock
- Defog
- Will-O-Wisp

Lucario-Mega @ Lucarionite
Ability: Justified
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Bullet Punch
- Swords Dance
- High Jump Kick
- Earthquake

Yveltal @ Life Orb
Ability: Dark Aura
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Dark Pulse
- Oblivion Wing
- Toxic
- Heat Wave

Tapu Koko @ Fairium Z
Ability: Electric Surge
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Dazzling Gleam
- Thunderbolt
- Calm Mind
- Hidden Power [Ice]

Kyogre-Primal @ Blue Orb
Ability: Primordial Sea
EVs: 252 HP / 252 SpA / 4 SpD
Modest Nature
IVs: 0 Atk
- Thunder
- Ice Beam
- Origin Pulse
- Toxic