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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)

Block Alone

A creature is blocking alone when it's the sole creature controlled by the defending player declared as a blocker in a given combat phase. See rule 306.4.

Block Alone

A creature is blocking alone when it's the sole creature controlled by the defending player declared as a blocker in a given combat phase. See rule 306.5.