This thing swings games, and keeps you alive
The fact that the token production is used to invalidate or mitigate a lot of creature removal is just icing on the cake especially when you consider Wilhelts ability works with all Zombies, not just nontoken creatures like most effects in this vein
The reason for this is mainly that since the printing of Ragavan, Nimble Pilferer, Dragons Rage Channeler and Murktide Regent the tempo archetype reinvented itself in being primarily blue-red and making Deaths Shadow not a necessary creature for tempo shells anymore
Neyam Shai Murad In the tradition of great political cards from Orzhov/Silverquill, Neyam Shai Murad will create situations in which we can bargain for high-quality deals
Add non-English printings across the ten languages Wizards supports, and you are looking at hundreds of thousands of individual card versions
It turns out making an entire creature type free to cast creates some absurd lines of play