it turns non-decayed zombies into decayed Zombies, which stops the chain
The other side effect of this is that combo stoppers that are built with speed in mind are not great in the deck
Brudiclad, Telchor Engineer Genesis Chamber Master's Call Myr Incubator Myr Matrix Myr Reservoir Myr Turbine Myrsmith Origin Spellbomb Parasitic Implant Shrine of Loyal Legions Like Thopters its pretty easy to find ways to generate a decent number of tokens
If you control two Branching Evolutions, the number of +1/+1 counters put on a creature is four times the original number
Since this deck is trying to get an engine online and draw a bunch of cards, Rhythm of the Wild rarely feels like youre down a resource
If youre feeling especially heinous, you can take a more staxy approach with draw prevention like Narset, Parter of Veils, Notion Thief, and Spirit of the Labyrinth