Regarding countermeasures to Yuriko, I see a few general strategies worth noting
Card Illustrator: Rise of The Floodborn
The drops all come some number of skinned cards, reprints with new artwork, and a mechanically unique hero
The biggest evasive creature in the game, Emrakul not only gives you an extra turn when you cast it, but also forces defending players to sacrifice six permanents whenever it attacks
Many of them are from the Fallout precon, such as Craig Boone, Novac Guard, which is also an underrated commander, Duchess, Wayward Tavernkeep, Overseer of Vault 76, Sierra, Nukas Biggest Fan and ED-E, Lonesome Eyebot
It only costs one mana, so Dragon's Rage Channeler can start making an impact as soon as the game starts