Whenever a nontoken creature enters the battlefield, if Genesis Chamber is untapped, that creature's controller creates a 1/1 colorless Myr artifact creature token.
"As the experimental population grows, so do the number of myr. It's a perfect equilibrium."
—Memnarch
![Genesis Chamber [Darksteel] | Deep Dive Games St. Marys](http://deepdivegames.store/cdn/shop/products/9b7ee55f-0c85-5c1e-8184-ff749d6fac65.jpg?v=1691785634)
