You can get that through a continuous stream of tokens like those from Jadar, Ghoulcaller of Nephalia, a recursive body like Nine-Lives Familiar, or a card thats easy to bring back like Bloodghast
Outside of Yuriko and other Ninja decks, Tetsuko Umezawa, Fugitive commonly appears in a lot of decks that use creatures with lower Power
Reason // Believe Reason // Believe brings the value of looking ahead into your deck by scrying three cards for only 1 blue mana
Myr Enforcer, Myr Galvanizer, Myr Propagator, Myr Retriever and Myr Welder are all in the list, along with the eminently playable Myr Battlesphere
The art even touts some space for an Eevee appearance, which only increases the eye appeal, and thus, the price of this beautiful card
When this Elesh Norn comes into play, it not only gives your creatures +2/+2, but reduces your opponents creatures by -2/-2