Welcome to Smogon! Take a moment to read the Introduction to Smogon for a run-down on everything Smogon, and make sure you take some time to read the global rules.
@ Icy Wind discussion: It's not possible on any sheer force pokemon to learn Icy Wind, it was a Gen4 move tutor attack, thus not being possible with dw abilities, and none of the sheer force pokemon learns it by levelup.