Unhallowed Wilds

Unhallowed Wilds comes into play tapped unless you control at least 3 different basic lands in any combination of Island, Swamp, Mountain, and Forest.
When Unhallowed Wilds comes into play, sacrifice it unless you pay {1}.
{t}:Add {u},{b},{r}, or {g} to your mana pool.
"Something terrible is growing, an old power like no other."-Richeut, Religious Adviser to King Terric