You can only use this effect of "Yamorimori" once per turn
However, the game does a good job of delivering extra dopamine by making booster packs more accessible and easier to get, something that many other CCGs struggle with
These are a few of the worst ones that made it to the client, but require a ton of support to say you made them work
That said, I think making a gentle change is sufficient, by simply adding in the extra Phyrexian Unlife. Creatures (5) Planeswalkers (1) Lands (20) Spells (34) Gideon of the Trials can act as a nice slowing down of damage in traditional ways, turning off a Eidolon of the Great Revel for a moment while youre building up to the proper turn to win, or otherwise simply slowing the clock down
But check out that second ability
The quality is pristine, allowing for both gameplay and display