Not only do these require you have a creature in play that's bigger than the threat you want to remove, but they also have the failcase of completely fizzling out if your creature gets removed in response
Although that said, I'm thinking this might be pretty fantastic in a Derevi, Empyrial Tactician cEDH deck
Fortunately, we have Infinitokens at our disposal and a fresh set of dry erase markers
The triple black casting cost really reduces the number of decks it can be played in, but there are likely still potential homes in Black Devotion or BG Recursion strategies
Im not a believer in proliferate as a reasonable way to build around energy, so Im very skeptical even of the best proliferate cards, including Atraxa, Praetors' Voice, even though Atraxa seems to have been the most popular energy commander until recently
Brawl Not Legal Vintage Legal Timeless Not Legal Commander Legal Pauper Not Legal Oathbreaker Legal Penny Not Legal Toolbox Buy This Card Notes and Rules Information for Vigilia di Halloween: Only the English version of a Magic card receives Oracle updates and errata