Mega Latias + Swampert

=== [gen7ou] Mega Lati + Swampert ===

Latias-Mega @ Latiasite
Ability: Levitate
EVs: 240 HP / 252 SpA / 16 Spe
Modest Nature
IVs: 0 Atk
- Draco Meteor
- Ice Beam
- Defog
- Roost

Clefable @ Leftovers
Ability: Magic Guard
EVs: 252 HP / 252 Def / 4 SpD
Bold Nature
IVs: 0 Atk
- Moonblast
- Stealth Rock
- Wish
- Protect

Swampert @ Leftovers
Ability: Torrent
EVs: 240 HP / 16 Def / 252 SpD
Sassy Nature
- Scald
- Earthquake
- Toxic
- Roar

Toxapex @ Black Sludge
Ability: Regenerator
EVs: 252 HP / 252 Def / 4 SpD
Bold Nature
IVs: 0 Atk
- Scald
- Haze
- Recover
- Toxic Spikes

Zapdos @ Expert Belt
Ability: Pressure
EVs: 240 HP / 252 SpA / 16 Spe
Modest Nature
IVs: 0 Atk
- Discharge
- Heat Wave
- Hidden Power [Ice]
- Roost

Celesteela @ Leftovers
Ability: Beast Boost
EVs: 252 HP / 4 Def / 252 SpD
Calm Nature
IVs: 0 Atk
- Protect
- Leech Seed
- Air Slash
- Flamethrower