Please rate my Pokemon Pearl team?

Question

This team is my Standard(OU) battling team.

Salamence@LifeOrb - Adamant Nature

EV Spread: 252 Attack/252 Speed/6 HP

- Dragon Claw

- Dragon Dance

- Stone Edge

- Earthquake

Role: Seems like a suitable lead pokemon.

Gliscor@Leftovers - Impish Nature

EV Spread: 252 Defence/252 HP/6 Attack

- Ice Fang

- Roost

- Stealth Rock

- Earthquake

Role: A sweet physical wall.

Blissey@Leftovers - Bold Nature

EV Spread: 252 Health/252 Defence/6 Special Defence

- Ice Beam

- ThunderBolt

- SoftBoiled

- Thunder Wave

Role: The 1# special wall? I have ThunderBolt and IceBeam because I cant get Seismic Toss so those 2 moves seemed to cover most threats.

Weavile@LifeOrb - Jolly Nature

EV Spread: 252 Speed/252 Attack/252 HP

- Ice Punch

- Night Slash

- Sword Dance

- Brick Break

Role: My super fast Sword Dance sweeper.

Metagross@Leftovers - Adamant Nature

EV Spread: 252 HP/252 Attack/6 Speed

- Meteor Mash

- Agility

- Earthquake

- Explosion

Role: My tank I guess, sets up agility and sweeps the whole team ^_^

Gengar@LifeOrb - Modest Nature

EV Spread: 252 Special Attack/252 Speed/6 HP

- Hypnosis

- Shadow Ball

- ThunderBolt

- Focus Blast

Role: Just a normal special sweeper.

Other Options:

Alakazam@LifeOrb - Modest Nature

EV Spread: 252 Special Attack/252 Speed/6 HP

- Shadow Ball

- Psychic

- Calm Mind/Charge Beam

- Focus Blast

Role: Could be a better sweeper than Gengar but I lose Hypnosis which has saved me a few times.

Tyranitar@Leftovers - Adamant Nature

EV Spread: 252 Attack/252 HP/6 Speed

- Crunch

- Ice Fang

- Stone Edge

- Earthquake

Role: A pwnage tank but I like Metagross because of his Explosion and the Agility then sweep.

Garchomp@LifeOrb - Adamant Nature

EV Spread: 252 Attack/252 Speed/6 HP

- Dragon Claw

- Fire Fang

- Sword Dance

- Earthquake

Role: A physical sweeper.

Answer 1

I would've teached your salamence and garchomp outrage (via breeding).
with the right nature and EV's they can effortlessly kill most opponents if it is wearing a life orb/choice band.