Monumental Henge (MH3 #222)

This land enters tapped unless you control a Plains.

{T}: Add {W}.

{2}{W}{W}, {T}: Look at the top five cards of your library. You may reveal a historic card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. (Artifacts, legendaries, and Sagas are historic.)