Rayquaza-Mega @ Life Orb
Ability: Triage
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe
Modest Nature
IVs: 0 Atk
- Tail Glow
- Oblivion Wing
- Giga Drain
- Moongeist Beam
Gengar-Mega @ Spooky Plate
Ability: Teravolt
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Shell Smash
- Judgment
- Sludge Bomb
- Stealth Rock
Arceus-Psychic @ Spooky Plate
Ability: Speed Boost
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe
Modest Nature
IVs: 0 Atk
- Tail Glow
- Boomburst
- Judgment
- Taunt
Dialga @ Steelium Z
Ability: Magic Bounce
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 248 Spe
Calm Nature
IVs: 0 Atk
- Tail Glow
- Doom Desire
- Core Enforcer
- Shore Up
Diancie-Mega @ Leftovers
Ability: Pixilate
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe
Rash Nature
- Boomburst
- Extreme Speed
- Thousand Waves
- Substitute
Yveltal @ Safety Goggles
Ability: Unaware
EVs: 248 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe
Sassy Nature
- Revelation Dance
- Spectral Thief
- Rapid Spin
- Slack Off