What are the rulings for Graf Rats // Chittering Host card?
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0. For more information on meld cards, see the Eldritch Moon mechanics article (https://magic.wizards.com/en/articles/archive/feature/eldritch-moon-mechanics-2016-06-27).
1. The set of creatures affected by Chittering Host’s triggered ability is determined as the ability resolves. Creatures you begin to control later in the turn won’t get +1/+0 or gain menace.
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