Time-Bender's Hourglass

Time-Bender's Hourglass enters the battlefield
with four time counters.During you upkeep
place a time counter on Time-Bender's Hourglass.
{t} Remove a time counter: Remove or place a
time counter on another target permanent or suspended card.
{t} Remove two time counters: Search your
library for a Plains or Island and put it on the battlefield tapped.
{t} Remove six time counters: Take an extra turn.