При прожатии блинка на мага накладывается баф на 1 секунду: http://ru.wowhead.com/spell=1953 который даёт иммун к стану.
http://wowwiki.wikia.com/Blink?oldid=2364085
The mage gains a buff called Blink, which lasts for less than a second and makes the caster immune to everything for its duration. Thus, the mage cannot be harmed or re-stunned while Blinking.
