Pokémon Platinum Team Help me

[Infer12]

Can you rate my team?
You may also suggest items! And you may replace pokemon or suggest better moves!

My Team

Empoleon
Ability:Torrent
-Surf
-Flash Cannon
-Drill Peck
-Sword Dance

Rapidash
Ability:Flash Fire
-Fire Blast
-Flamethrower
-Poison Jab
-Megahorn

Gallade
Ability:Steadfast
-Close Combat
-X-Scissor
-Leaf Blade
-Psycho Cut

Ryperior
Ability:Solid Rock
-Hammer Arm
-Stone Edge
-Earthquake
-Ice Punch

Altaria
Ability:Natural Cure
-Aerial Ace
-Dragon Claw
-Dragon Pulse
-Draco Meteor

Froslass
Ability:Snow Cloak
-Shadow Ball
-Ice Beam
-Psychic
-Thunderbolt

I hope somebody can help me.