Help me /vp/

Zapdos @ Safety Goggles
Ability: Pressure
EVs: 252 HP / 144 SpA / 112 Spe
Modest Nature
- Thunderbolt
- Hidden Power [Ice]
- Roost
- Tailwind

Metagross @ Metagrossite
Ability: Clear Body
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Zen Headbutt
- Iron Head
- Substitute
- Protect

Hydreigon @ Life Orb
Ability: Levitate
EVs: 4 HP / 252 SpA / 252 Spe
Modest Nature
- Flamethrower
- Draco Meteor
- Dark Pulse
- Protect

Landorus-Therian (M) @ Assault Vest
Ability: Intimidate
EVs: 156 HP / 148 Atk / 4 Def / 108 SpD / 92 Spe
Adamant Nature
- Earthquake
- Rock Slide
- Superpower
- U-turn

Sylveon @ Choice Specs
Ability: Pixilate
EVs: 248 HP / 252 SpA / 8 SpD
Modest Nature
- Hyper Voice
- Shadow Ball
- Hidden Power [Ground]
- Psyshock

Suicune @ Leftovers
Ability: Pressure
EVs: 252 HP / 136 Def / 92 SpA / 28 Spe
Bold Nature
- Scald
- Ice Beam
- Tailwind
- Protect