If a land hasn't entered the battlefield under your control during your turn by the time your end step begins, Zimone's ability won't trigger at all
Will clearly be better than Polukranos, World Eater, but I'm not sure I can have an Elf Scout piloting a Hydra deck
Now, the card is back on the public market for the first time
This is mostly to avoid the look of impropriety, as being able to see the back of the card means theres the possibility of marking (i.e., putting marks on certain cards so you can tell when they pop up in your deck without drawing/scrying them)
However, by standardizing certain data points about a card we could go down the path of statistically indicating the probability of a Magic card being good and thus being a good candidate to increase in price
If you just glance at the art, it looks great and communicates the card perfectly