It could be a cute metagame call to shred that one Go-Shintai of Life's Origin player, but you can do much better for mono-white flicker commanders, like Elesh Norn, Mother of Machines or Preston, the Vanisher
Chain Assassination somewhat addresses this issue by drawing you a card
It shows you exactly what type of opening hand people kept and puts everyone but your own in-game knowledge in plain sight of the entire table (and you can hide the fact you may have kept a mediocre opener so they cant judge you, ahem)
Below are the banned cards from every MTGA format, as well as a quick rundown of the types of cards that are banned in them to give you an idea of which type of cards might be banned in the future
Gleemax seemed like the perfect fit
First, there's March of the World Ooze, a mythic enchantment that turns all your creatures into powerful 6/6 oozes