How do you make a trigger based spell channeling? i haven't started the spell yet.. basically, its a channeling spell.. yea
so if i wanted to make a spell called uh..
ice storm -
channeling
burns every unit in a set area for a set damage per second, NOT based off blizzard or starfall or flamestrike orr rain of fire.. And it like slows units inisde the area as well. how? | 
