Captivate the Scaled Ones

At the beginning of your upkeep, you may
put a Charm counter on Captivate the Scaled
Ones.
Sacrifice Charm the Scaled Ones: Gain control of target creature that is a Dragon, Gorgon, Naga,
Serpent, or Snake with power less than or equal
to the number of Charm counters on Captivate
the Scaled Ones. (This effect lasts indefinitely.)