Clockwork Souvenir

Cumulative Upkeep-{3}
At the beginning of each upkeep put a
time counter on clockwork Souvenir
You and Permanents you control have
Ward X where X is the Time Counters on
Clockwork Souvenir, then if it has 12 or more
on it Sacrifice it and put a hexproof counter on
you and each permanent you control
"So many intricate gears."