This macro will let you easily tag mobs with a instant cast low dps shot especially useful for grinding or farming mobs that constantly being farmed by others such as elementals in Nagrand.
#showtooltip
/dismount
/cast [combat]Arcane Shot;Arcane Shot(Rank 1)
/petattack
September 4th, 2009 at 9:07 am
Worked well for me on 3.1.3.