Tse Arias, Lumbering Islands

Tse Arias, Lumbering Islands enters the
battlefield tapped with four sleep counters on it.
At the beginning of your upkeep, remove a sleep
counter from Tse Arias, Lumbering Islands.
Tse Arias, Lumbering Islands isn't a creature as
long as there's a sleep counter on it.
{t}: Add {u} or {g}.