I am pretty sure they have changed how they word this effect from “When” to “As” to avoid any shenanigans upon entering the battlefield. Not errata because that would lead to too many changes to non-imprint cards but only for future imprint designs.
Picture is too large to upload on Riptidelab
Three of the five planeswalkers that will get compleated has been leaked. Jace, Nissa and Vraska.
'leak or leak' it comes from an official Magic page but it's staged like a leak.
Those Fetch lands looks amazing!
And they fit together because they share a common theme. They all have that watery current. Also they look like they could be on the same plane. Maybe not Dominaria but another plane.
But maybe Argentum/Mirrodin/New Phyrexia is.
And New Phyrexia cannot not have poison counters.
Edit: Well..it can..if Eldrazi titans can lose annihilator and godlike immortality, then Phyrexia can also lose poison. But we all know how that ended on BfZ and Oath of the Gatewatch.
I’m gonna go with
Reaper of the Wilds
Because it has been known to invoke quite some feelings at my local game store back when Theros was new. It doesn’t exactly hit like that hammer though.
Those rules are terrible. They don’t work.
If I made something and profits from it. It should be in my right to let others copy me for as long as I see fit without me permanently losing any rights.