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Magic: The Gathering Comprehensive Rules Changes

Lorwyn to Morningtide (Single Change View)

General changes

Old rule (Lorwyn) New rule (Morningtide)

309.2a.

For each untapped creature the defending player controls, that player either chooses not to block with it, or chooses one creature for it to block that's attacking him, her, or a planeswalker he or she controls. Then he or she determines whether this set of blocks is legal. (See rule 500, "Legal Attacks and Blocks.")

309.2a.

The defending player chooses which creatures that he or she controls, if any, will block. The chosen creatures must be untapped. For each of the chosen creatures, the defending player chooses one creature for it to block that's attacking him, her, or a planeswalker he or she controls. Then he or she determines whether this set of blocks is legal. (See rule 500, "Legal Attacks and Blocks.")