I believe that WotC's current financial results strongly suggest that the overall answer is No. Yet I also believe that we cant think about Magic as a single game (as it was 30 years ago): modern MTG is more like a collection of different games that happen to share game pieces, and some of those games are more welcoming to new pieces than others
I dont see this as powerful as Ferocidon that had menace, stopped life gain, and every time a creature entered the battlefield the owner lost a life
He was given a Blaster Blade card by Kai, an older boy who saved him from some bullies
When you do this, you have to show your card to your opponent
These cards have been banned in all formats, and their images were even removed from Wizards of the Coast's database in 2020
It's important to keep in mind that even if you don't have any counters to increase, the proliferation still happens