mtg yuriko commander deck Yuriko, the Tiger's Shadow ELITE Ninja Tribal Magic Custom Command – CommanderComplete reveal the top card of your library and put that card into your hand Sneak. Strike. Drain. | Yuriko

So even without any other lifegain you can gain it from Griselbrand itself

These cards are from the Secrets of Strixhaven (SOS) set, the Secrets of Strixhaven Commander (o) set, as well as cards from the Secrets of Strixhaven Mystical Archive (oa)

These include creatures such as Agent Frank Horrigan (indestructible, proliferate), Alpha Deathclaw (destroys permanents), Consuming Aberration (mill), Ezuri (proliferate, card draw), Fathom Mage (evolve, card draw), Lily Bowen (+1/+1 counters, life gain), Marcus (card draw, +1/+1 counters), and many more

A mana rock refers to any artifact that generates mana

Then her noncreatures are dropped by her controller's speed and then also pumps the other dorks power by it too