Classic OU Team

Keldeo @ Life Orb
Ability: Justified
EVs: 4 HP / 252 SpA / 252 Spe
Timid Nature
- Hidden Power [Flying]
- Calm Mind
- Hydro Pump
- Icy Wind

Magnezone @ Leftovers
Ability: Magnet Pull
EVs: 252 HP / 252 SpA / 4 SpD
Modest Nature
- Substitute
- Thunderbolt
- Flash Cannon
- Hidden Power [Ice]

Thundurus @ Leftovers
Ability: Prankster
EVs: 4 HP / 252 SpA / 252 Spe
Timid Nature
- Substitute
- Thunderbolt
- Hidden Power [Ice]
- Nasty Plot

Xurkitree @ Assault Vest
Ability: Beast Boost
EVs: 4 HP / 252 SpA / 252 Spe
Timid Nature
- Thunderbolt
- Volt Switch
- Hidden Power [Ice]
- Energy Ball

Toxapex @ Black Sludge
Ability: Regenerator
EVs: 252 HP / 252 Def / 4 SpD
Bold Nature
- Toxic Spikes
- Scald
- Haze
- Recover

Latias-Mega @ Latiasite
Ability: Levitate
EVs: 4 HP / 252 SpA / 252 Spe
Timid Nature
- Surf
- Psyshock
- Dragon Pulse
- Draco Meteor