Dragoon: High Mobility, High Burst Damage, Medium Sustained Damage, Low HP
Samurai: Medium Mobility, High Burst Damage, High Sustained Damage, Low HP
Dreadknight: Low Mobility, Medium Burst Damage, High Sustained Damage, Medium HP
Paladin: Low Mobility, Medium Burst Damage, Low Sustained Damage, High HP
Orrrr just sammy for vanilla sword damage, dk for skill damage, goon for a mix of skill damage and lance damage with mobility and pala for tanking.
Personally I'd go Goon, I love jump and they're very good at making escapes. The damage is alright.