You don't lose the game for having 0 or less life.
As long as you have 0 or less life, all damage is dealt to you as though its source had infect. (Damage is dealt to you in the form of poison counters.)
Colour identity White
In short
Phyrexian Unlife has 3 listed printings; the most valuable is the Secret Lair · Step-and-Compleat Foil printing from SLD at US$11.07 on TCGplayer's market price. Prices below are the cheapest in-stock listing in the United States.
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