raids to karazhan time:

Remember to be online at that time... fully repair, and remember to be at the door 10 min earlier that the time to start the raid.

requirements to karazhan:
>food of spell damage, spell healing, stamina or what ever is suposed to have
and do.
>try to have flask, and potion, and also oils

First raid: starts 22:30 st
>invites starts 30 min before

Second raid: 23:00st
>invites starts 30 min before