Polukranos Reborn // Polukranos, Engine of Ruin (Showcase Planar Booster Fun) [March of the Machine]

Reach, lifelink Whenever Polukranos, Engine of Ruin or another nontoken Hydra you control dies, create a 3/3 green and white Phyrexian Hydra creature token with reach and a 3/3 green and white Phyrexian Hydra creature token with lifelink.