Defining a Spell Card in a Blue for Sorcery.

Hidden strings is one in a blue for sorcery. You may tap or untap target, permanent. Then you may tap or Untap another target permanent. Nd, then it has ca ability that we've not seen in a while. With a demure gild and a cipher, you may exile the spell card incoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the incoded card without paying its manicost.