Skeletal Swarming [Dungeons & Dragons: Adventures in the Forgotten Realms]

Set: Dungeons & Dragons: Adventures in the Forgotten Realms Type: Enchantment Rarity: Rare Cost: {3}{B}{G} Each Skeleton you control has trample, attacks each combat if able, and gets +X/+0, where X is the number of other Skeletons you control. At the beginning of your end step, create a tapped 1/1 black Skeleton creature token. If a creature died this turn, create two of those tokens instead.