Demonic Ascension

Pick up to five target creatures you control, they
become a 6/6 Demon with Trample and Persist.
You may give a Demon either Flying,
Infect, Lifelink, First Strike, or Menace.
(These Demons cannot share one of these
traits amongst each other).
Each the start of your upkeep, pay {1}{b/r} for each
Demon or sacrifice them.