Talk:Swain/@comment-62.131.122.68-20101007133121/@comment-3067750-20101007134821

The upkeep cost works in a similar way to

Mana Cost = 25 + ( Upkeep * Seconds Active )

On the 10th second of being Active, Rank 1 Ravenous Flock will cost the user 75 Mana. Over those 10 seconds, a total of 550 Mana would have been spent.