
First strikeFirst strikeDeals combat damage before creatures without first strike.
When this creature diesdiesA creature dies when it goes from the battlefield to a graveyard. Being exiled or returned to hand is not dying., amassamassPut a +1/+1 counter on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first. Zombies 1. (Put a +1/+1 counter on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)
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Read from the rules text. A card that enables a keyword makes or is the thing; a card that rewards it gets better when you have it. Two cards interact when one enables what the other rewards.