You can place a healing rain/surging totem before pulling a raid boss as resto shaman and when the boss gets pulled the spell becomes useable again, but you will be unable to place the reticle altogether if the previous totem is down.
You can place a healing rain/surging totem before pulling a raid boss as resto shaman and when the boss gets pulled the spell becomes useable again, but you will be unable to place the reticle altogether if the previous totem is down.