i guess it should drain life and its also a chenneling spell so you have to persiodically check if the triggering is alive and then pick all units whitin range, matching that thei're ebenys of the owner of the triggering unit check if their life is not below 50% of their max and set their hp to 50% of their max and heal set the hp of the triggering unit to its acutal health + the maximum health of the picked unit / 2 .
rauli guess it should drain life and its also a chenneling spell so you have to persiodically check if the triggering is alive and then pick all units whitin range, matching that thei're ebenys of the owner of the triggering unit check if their life is not below 50% of their max and set their hp to 50% of their max and heal set the hp of the triggering unit to its acutal health + the maximum health of the picked unit / 2 .