Awakening

Destroy up to X creatures. Each player then creates
a number of 2/2 black Zombie creature tokens equal to the number of creatures they controlled that were
destroyed this way. Perpetually goad them.
Experiment.

Grendhelt knew it was time, and so the worms dug
into the brains, killing their hosts and arising a
second wave of himself for the ever-diminishing
living to contend with.