If you control six or more lands, create a token that's a copy of this creature instead
Alela, Artful Provocateur This leader made for Brawl Commander is pretty common in Commander too, and just 75 cents
Once transformed, it becomes Polukranos, Engine of Ruin, which is a 6/6 with reach and lifelink and reads: 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. Even without any other hydra creatures, the fact this card will split into two is amazing - but with some clever deckbuilding, it could make your deck unkillable
This card seems bonkers with the cascade mechanic
When comparing the pattern, compare it to a known rosette, or a known card from the set
Heartwood Storyteller will, of course, trigger off of the noncreature spells you cast as well so keep that in mind in case youre running a more spell-heavy group hug deck
