Senesca Valifr, Gyre's Folly

Suspend 6 - {2}{u}
Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.)
Whenever Senesca Valifr phases out, exile target creature. Whenever Senesca Valifr phases in, return the exiled creature to its owner's hand.
"I am here. I will always be here."