Altered Time - your #1 World of Warcraft Mage resource!

So I am looking to improve on my NoIL build, as it seems to be remarkable underwhelming, but I can;t determine on my own why so. Red trough the guide and unless I am missing something hard, I think I try to do everything right. But aparently not, based on how weak my damage seems to be. Logs for ref...

That spell, while tricky to use in dungeon/raid environment (you should know boss tactics well, to avoid interruptions) is already quite powerful, specially if it's boosted by Icy veins and/or TW. At 10 stacks, i do just short of 200k damage per tick (fully hasted that is every 0.38 seconds). If dam...