Crumbling Titan-Bot

Crumbling Titan-Bot's mana cost is equal to the
number of time counters you have.
When Crumbling Titan-Bot enters play, place a
number of time counters on it equal to the
number of time counters you have.
Crumbling Titan-Bot's power and toughness are
equal to the number of time counters on it.
At the beginning of your end step, remove a time counter from Crumbling Titan-Bot and create a
Gear token with "Sacrifice this artifact: Add or
remove one time counter from yourself."