Naktamun, Devastated City

{t}: Add {c}
{1}, {t}: Add one mana of any color to your mana
pool.
{5}, {t}: Rebuild 1 (Put a rebuild
counter on target artifact or land you control. As
long as that permanent has a rebuild counter, it
has "{t}: Put a rebuild counter on this
permanent", and "{1}, {t}: Draw a card, activate
this ability only if this permanent has 3 or more
rebuild counters.")