Note: Soul drain gives some mana back for the mob killed with it.
1) Dot a group of mobs
2) Drain soul on one mob
3) Kill the rest of the mobs
4) You wqill get mana back for each mob that dies and not just one
1) Dot a group of mobs
2) Drain soul on one mob
3) Kill the rest of the mobs
4) You wqill get mana back for each mob that dies and not just one