Pond of Spring

({t}: Add {u} or {g})
Pond of Spring enters the battlefield with a food counter on it.
Remove a food counter from Pond of Spring, {t}: Create a Food token.
{u}{g}, Sacrifice a food, {t}: Create a 3/3 green Elk
token creature. Put a food counter on Pond of
Spring.
{2}{u}{g}, Sacrifice a food, {t}: Populate.
{1},{t}: Put a food counter on Pond of Spring.