Colfenor's Plans | Magic: The Gathering
Formats Colfenor's Plans is Legal in
Official Oracle Text for Colfenor's Plans
You may look at and play cards exiled with Colfenor's Plans.
Skip your draw step.
You can't cast more than one spell each turn.
Official Rulings for Colfenor's Plans
10/1/2007 : Playing a card exiled with Colfenor's Plans follows all the normal rules for playing that card. You must pay its costs, and you must follow all timing restrictions, for example.
10/1/2007 : If an exiled card has morph, you may cast it face down.
4/15/2013 : If Colfenor's Plans leaves the battlefield, you can continue to look at cards exiled by it, but you can no longer play them.