Teir Shift team [updated] (#2 on ladder)

Chatot @ Choice Specs
Ability: Keen Eye
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Boomburst
- Chatter
- Heat Wave
- Defog

Swoobat @ Weakness Policy
Ability: Simple
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Calm Mind
- Air Slash
- Substitute
- Stored Power

Diglett @ Focus Sash
Ability: Arena Trap
EVs: 248 HP / 8 Atk / 252 Spe
Hasty Nature
- Stealth Rock
- Earthquake
- Mud-Slap
- Memento

Throh @ Leftovers
Ability: Guts
EVs: 252 HP / 4 Def / 252 SpD
Careful Nature
- Bulk Up
- Rest
- Sleep Talk
- Circle Throw

Omastar @ Focus Sash
Ability: Weak Armor
EVs: 252 HP / 4 Atk / 252 Spe
Timid Nature
- Spikes
- Hydro Pump
- Ice Beam
- Knock Off

Turtonator @ Dragonium Z
Ability: Shell Armor
EVs: 4 Atk / 252 SpA / 252 Spe
Rash Nature
- Shell Smash
- Draco Meteor
- Earthquake
- Fire Blast