Assault Vest Metagross.

Metagross @ Assault Vest
Ability: Clear Body
Shiny: Yes
EVs: 248 HP / 176 Atk / 84 SDef
Adamant Nature
- Meteor Mash
- Bullet Punch
- Pursuit
- Rock Slide

Landorus-Therian (M) @ Lum Berry
Ability: Intimidate
EVs: 252 Atk / 4 Def / 252 Spd
Adamant Nature
- Earthquake
- Knock Off
- Stealth Rock
- U-turn

Arceus-Fairy @ Pixie Plate
Ability: Multitype
Shiny: Yes
EVs: 248 HP / 92 Def / 168 Spd
Bold Nature
- Defog
- Recover
- Judgment
- Will-O-Wisp

Heatran (M) @ Leftovers
Ability: Flash Fire
Shiny: Yes
EVs: 252 HP / 148 SDef / 108 Spd
Calm Nature
- Taunt
- Toxic
- Roar
- Flamethrower

Palkia @ Assault Vest
Ability: Pressure
EVs: 4 HP / 252 SAtk / 252 Spd
Timid Nature
- Hydro Pump
- Thunder
- Spacial Rend
- Fire Blast

Yveltal @ Life Orb
Ability: Dark Aura
Shiny: Yes
EVs: 4 Atk / 252 SAtk / 252 Spd
Hasty Nature
- Dark Pulse
- Oblivion Wing
- Sucker Punch
- Foul Play