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Magic: The Gathering Comprehensive Rules Changes

Masters Edition to Lorwyn (Single Change View)

General changes

Old rule (Masters Edition) New rule (Lorwyn)

Poison Counter

Some cards give poison counters to players. If a player has ten or more poison counters, he or she loses the game the next time a player would receive priority. See rule 420, "State-Based Effects."

Poison Counter

Some cards, including those with the poisonous ability, give poison counters to players. If a player has ten or more poison counters, he or she loses the game the next time a player would receive priority. See rule 420, "State-Based Effects."