All Slivers have "{2}, {T}: Regenerate target Sliver." (The next time that Sliver would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)
Poultice Sliver has 2 listed printings; the most valuable is the printing from TSR at US$0.30 on TCGplayer's market price. Prices below are the cheapest in-stock listing in the United States.
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