MAGIC: THE GATHERING
|Type:||Creature - Wurm|
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.)
At the beginning of your upkeep, you may pay . If you don't, Warping Wurm phases out.
When Warping Wurm phases in, put a +1/+1 counter on it.