User blog comment:YourPrivateNightmare/The mystery of Blue Ezreal/@comment-8340836-20130613200823

It's not better at all. Blue build is used for utility and poke. If you have an all-in team like, Leona, Morgana, Mao, Riven; you are better of going for the traditional build. Sometimes your team needs poke, sometimes needs a lot of damage.