Cardery
Legendary Creature — Hydra // Legendary Creature — Phyrexian Hydra

Polukranos Reborn // Polukranos, Engine of Ruin

Polukranos Reborn

GGG

Legendary Creature — Hydra

Reach 6W/P: Transform Polukranos Reborn. Activate only as a sorcery. (W/P can be paid with either W or 2 life.)

4/5

Polukranos, Engine of Ruin

Legendary Creature — Phyrexian Hydra

Reach, lifelink Whenever Polukranos 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.

6/6