Dormeble's Skaab

Dormeble's Skaab enters the battlefield with X Undying counters on it.
Cumulative Upkeep - Remove an undying
counter from Dormeble's Skaab. (At the beginning
of your upkeep, put an age counter on this permanent,
then sacrifice it unless you pay its upkeep cost for each
age counter on it.)
Dormeble's Skaab has indestructible as long as
there is an undying counter on it.