ie and pd are old meta builds, i was buying ie first when i playing vs squishes-poke-long range (Ex: ziggs-vel'koz-xerath-caitlyn), kraken and bork still good but i prefer going statikk now (since riot changed statikk in 14.11)

good but not better than the normal build (Crit)

and you can carry your team by winning teamfights.

yeah .She is good to play especially in Teamfights.
But she is a little difficult to master and play