rate and suggest my pokemon team

Hello everybody :) I don't know too much about making really good teams, actually I'm a noob when wi-fi battles come so, could yo please rate my team and suggest moves EV's and items please? I don't care much about the natures and i know it's better if they have the right nature, thank you so much.

Shuckle. Sturdy
Lax nature/Item:
EV's: 252 HP/252 DEF/6SDEF
-Rest
-Toxic
-Stealth rock
-Knock off

Vaporeon. Water absorb
Lonely nature/Item:
EV's:
-Scald
-Aqua ring
-Substitute
-Wish

Aerodactyl. Pressure
Bashful nature/Item:
EV's:
-Fire fang
-Sky drop
-Rock slide
-Earthquake

Raichu. Static
Careful nature/Item:
EV's:
-Nasty plot
-Thunderbolt
-Grass knot
-Atract

Jumpluff. Clorophyl
Naughty nature/Item:
EV's:
-Leech Seed
-Seed Bomb
-Substitute
-Bounce/Acrobatics

Clefable. Cute charm
Quiet nature/Item:
EV's:
-Thunderwave
-Ice beam
-Wish
-Seismic Toss