Monumental Orrery

Indestructible
You may look at the top card of your library at
any time.
You may play colorless cards from the top of your library.
You may play an additional land each turn.
Colorless spells you cast cost {2} less.
{t}: Look at the top X cards of your library where
X is equal to the number of colorless permanents
you control. Put those cards back on top of your library in any order.