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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)

306.4.

An attacking creature is attacking alone if no other creatures are attacking. A blocking creature is blocking alone if no other creatures are blocking.

306.5.

An attacking creature is attacking alone if no other creatures are attacking. A blocking creature is blocking alone if no other creatures are blocking.