Red has plenty of cards like Jaxis, the Troublemaker that can make copies of your creatures, but nearly all of them require you to sacrifice or exile the creature at your end step
Improvisation Capstone I love improv and can't wait to pull this out of my chaos Commander deck
It is an eight-mana spell, and theres a chance that youll get nothing out of it, but the upsides can be huge, especially in decks like Prosper, Tome-Bound or Faldorn, Dread Wolf Herald, where casting things from exile is rewarded, and more competitive builds tend to have zero-mana artifacts, like Mox Amber or Jeweled Lotus, in the 99
We've seen the card be broken from formats like current Standard, thanks to its Foundations reprinting, all the way back to Legacy, where it shows up alongside Show and Tell