I think they would
The TLDR version is this: build a near-infinite engine to gain excellent card draw and play increasingly useful cards on early turns
Anytime it takes damage means youll trigger its enrage ability, dealing damage to a random opponent unless they sacrifice a nontoken creature, making it a powerful effect
A lot of people will assume this is going to be as common as M25 or Iconic Masters, and I think theyll be dead wrong
You could also loop plenty of other things, like Spike Feeder, Wall of Blossoms, and Spike Breeder, and there were several other loops possible, such as: And Nowadays, people lose their minds every time a card is banned, but in March of 2000, half a dozen cards were banned in Standard (right after a wave of bannings in December), which was quickly followed up with the first ever Emergency Retroactive Banning of Memory Jar just two weeks later, thanks to Erik Lauer, Randy Buehler, and the rest of Team CMU, who I would estimate is the team that has been responsible for getting the most cards banned in Magic, thanks to their broken decks
Graazs biggest downside is that those myr must attack each turn if able