There are a few archetypes where this will work
Usually you are wanting to hit dorks with your bounce, certainly it vastly reduces the utility of the card having only creatures as potential targets but it doesn't much affect the power
The Sword & Shield Era - Charizard V and VMAX (20192022) The Sword & Shield introduced V and VMAX mechanics in the TCG to match the Dynamax and Gigantamax forms used in the video games
And while the proper Necron-typed creature cards are all black artifacts, these Canoptek have been left colorless as a treat to those of us with non-black artifact decks
Too-Specific Top 10 - Swamped (Urborg, Tomb of YawgmothUrborg, Tomb of Yawgmoth | Art by John Avon) Buying Into Black Welcome to Too-Specific Top 10 , where if there isnt a category to rank our pet card at the top of, well just make one up
Oh, and the whole having to spend the one mana part