While giving an opponent life might seem like a drawback, in a format like Commander where starting totals are 40, it is usually a drop in the ocean compared to the threat you are removing
theyre natural mana sinks that scale with the game and turn large pools of mana into in-game advantages, whether thats removing a bunch of permanents, drawing a ton of cards, or fireballing opponents out of the game
So, I felt obliged to include it
Thankfully, flashback is a well-established mechanic to do just that
Create a bunch of tokens, drop one or two of this guy, and have a ton of fun
Then a legendary lady will do it in the upkeep, and it doesn't drain