if Leggies on, this is the best team.

Pearl (Palkia) @ Lustrous Orb
Ability: Pressure
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Surf
- Fire Blast
- Thunder
- Spacial Rend

Hōō (Ho-Oh) @ Fire Gem
Ability: Regenerator
EVs: 4 HP / 252 SpA / 252 SpD
Mild Nature
- Flamethrower
- Thunderbolt
- Toxic
- Sacred Fire

Ground (Groudon) @ Choice Specs
Ability: Drought
EVs: 4 HP / 252 Atk / 252 SpA
Brave Nature
- Earthquake
- Stone Edge
- SolarBeam
- Fire Blast

Inferno (Infernape) (M) @ Focus Sash
Ability: Blaze
EVs: 4 HP / 252 Atk / 252 Spe
Jolly Nature
- Swords Dance
- Close Combat
- Blaze Kick
- Acrobatics

Rai (Raikou) @ Leftovers
Ability: Volt Absorb
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Discharge
- Calm Mind
- Shadow Ball
- Hidden Power [Ice]

Tyrannosaurus (Tyranitar) (F) @ Focus Sash
Ability: Sand Stream
EVs: 4 HP / 252 Atk / 252 SpD
Adamant Nature
- Earthquake
- Fire Punch
- Stone Edge
- Crunch