#showtooltip Bloodlust
/cast Bloodlust
/raid Bloodlust is upCasts your haste cooldown and tells the group, so a second Shaman or Mage does not overlap theirs. Horde Shamans should swap Heroism for Bloodlust.
Kicks your focus, then your mouseover, then your target. Wind Shear has the shortest interrupt cooldown in the game, so it is worth wiring up properly.
#showtooltip Wind Shear
/cast [@focus,harm,nodead][@mouseover,harm,nodead][] Wind Shear