Resources

Magic: The Gathering Comprehensive Rules Changes

Coldsnap to Time Spiral (Single Change View)

General changes

Old rule (Coldsnap) New rule (Time Spiral)

423.1.

A player draws a card by putting the top card of his or her library into his or her hand. This is done as a game action during each player's draw step. It may also be done as part of a cost or effect of a spell or ability.