Artifact, 4 (4) At the beginning of each player's upkeep, that player returns a permanent he or she controls to its owner's hand unless he or she pays 2 life.1 It was the explorers' only tether to reality.
Illus. Dermot Power
10/4/2004: If you only have 1 life, you can't choose the pay 2 life option.
10/4/2004: If you don't have a permanent to choose, you can still choose to not pay the life and then just do nothing since there is no permanent to choose.
10/4/2004: You choose to pay the life or not pay the life during the resolution of the ability.