Expensive as Fogs go, but what a complete blowout when someones come at you with Craterhoof Behemoth or any other Overrun effect
Bouncing your own stuff is horrendous for tempo but none the less is often worth doing in the long games where you rely on a certain threat to win or really need the extra value from an enter the battlefield effect
China, however, is notorious for flouting these laws
There are two lives: the life you live before you see a unicorn, and the life you live after
Similarly, it will phase in with any counters it had on it
However, cards that allow you to re-flip coins and ensure you get the result you want can be extremely useful, since thatd allow you to turn the scales in your favor either to destroy your opponents creatures or to save any of your own that aren't of the proper creature type