BATTLE MODE
- Lv. 60 or 63 would be optimal for damage

FIRST THREE:

Espeon @ Twistedspoon
Psychic
HP Fire/Grass/Dark/Electric/Ice 65-70
Return
Reflect

Raikou @ Blackglasses
Thunderbolt (Spark for battles 1-89)
Crunch
Quick Attack
Thunder

Suicune @ Mystic Water
Surf
Ice Beam (Aurora Beam for battles 1-69)
Rain Dance
Mirror Coat

LAST THREE (which ones depends on IVs/nature):

Metagross @ Metal Coat
Meteor Mash
Earthquake
Hyper Beam
Psychic (?)

Heracross @ Black Belt
Brick Break
Megahorn
Endure/Counter
Reversal/Earthquake (if not using Meta)

Typhlosion @ Charcoal
Flamethrower
Fire Blast
Overheat
Sunny Day

Houndoom @ Charcoal
Flamethrower
Fire Blast (?)
Overheat
Crunch

Flygon @ Soft Sand
Earthquake
Dragon Claw
Fire Blast
Crunch