The Eye of Kha

This spell cannot be countered.
When The Eye of Kha enters the battlefield,
look at the top 10 cards of your library. You
may put any number of them on the top of your
library in any order, and the rest on the bottom
of your library in any order.
{5}{t}: Look at the top 5 cards of your library.
You may put them back on the top of your
library in any order.