When you cast this spell, reveal the top X cards of your library. You may put a nonland permanent card with mana value X or less from among them onto the battlefield. Then shuffle the rest into your library.
Genesis Hydra enters the battlefield with X +1/+1 counters on it.
![Genesis Hydra [Resale Promos]](http://tothetablebgc.myshopify.com/cdn/shop/files/46f57176-a0ee-4772-9231-7ea0a016de73_989b479a-4647-4f94-a622-63707edc9df9.png?v=1776687328&width=1445)
