Let people enjoy things, as they say
If you are ahead, you don't want to use one and reset everything
While a good addition to those decks, this isnt Bristly Bill, Spine Sower
10: Tannuk, Steadfast Second Tannuk, Steadfast Second closes out my list and it does a solid impression of [[Purphoros, Bronze-Blooded]]
One of the things that makes this so difficult is that theres a generalization in Commander that every card that isnt best in slot falls broadly in one of two tiers
Veterans often tell new Commander players to run about 10 ramp cards , but the answer to how much ramp you should run in Commander can vary a lot depending on your deck's curve, whether ramping early actually supports your decks gameplan, and how quickly you want to win