Builder: Xray

Thundurus @ Life Orb
Ability: Prankster
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk / 30 Def
- Thunder Wave
- Thunderbolt
- Hidden Power [Ice]
- Focus Blast

Bisharp (M) @ Life Orb
Ability: Defiant
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Swords Dance
- Sucker Punch
- Iron Head
- Knock Off

Scizor-Mega (M) @ Scizorite
Ability: Technician
EVs: 252 Atk / 4 Def / 252 Spe
Adamant Nature
- Swords Dance
- Bullet Punch
- Bug Bite
- Superpower

Latios @ Life Orb
Ability: Levitate
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 29 HP / 0 Atk / 30 SpA / 30 Spe
- Draco Meteor
- Psyshock
- Hidden Power [Fire]
- Roost

Keldeo @ Choice Scarf
Ability: Justified
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 1 Atk / 30 SpA
- Scald
- Secret Sword
- Hydro Pump
- Hidden Power [Electric]

Landorus-Therian @ Leftovers
Ability: Intimidate
EVs: 248 HP / 252 Def / 8 SpD
Impish Nature
IVs: 30 Spe
- Stealth Rock
- Earthquake
- Stone Edge
- U-turn