Verdant Parkland

({t}: Add {w}, {g} or {r}.)
Verdant Parkland enters the battlefield tapped.
{t}{3}: Sacrifice Verdant Parkland. Search for a
basic plains, forest and mountain and put them
onto the battlefield. Shuffle.
Neutral ground for all folk of Millbrook, many
would be angered if these lands were spoiled for
conflict.