Thats a lot of potential card draw for one slot, and its very reminiscent of other effective card draw tools like Deep Analysis
Zodiarks overwhelming destruction is a reference to the backstory of Final Fantasy XIV , where the Final Days were averted when the natives of Etheirys wiped out half of their civilization to create Zodiark
Compared to Sower she is more robust due to having persist however most of the time you want to make this guy with a mana open as tapping out to drop a 2/2 you don't want involved in much combat and therefore doesn't offer much tempo can be very risky, it can easily lead to them untapping and getting out the card they were holding back for fear of other counters
Good stats as a 2/2 flier for three mana, and its dash cost allows it to dash on turn 2 and be played on turn 3 to get lots of value out of it
Its not something you should expect, but its a nice bonus if lucks on your side
What's great about this power in EDH is you can leave it up as protection for your own permanents against removal, while also threatening to nix the worst thing on the board