Colorless cards occupy a unique space in Magic
WotCs R&D always receives questions about when youre going to complete said cycle. As an example, we can cite the 1-mana tutors that tutor for a card and put it on top, like Vampiric Tutor, Worldly Tutor, Enlightened Tutor, and Mystical Tutor, lacking the red one
For Innistrad Remastered, they took Edgar Markov, one of the most powerful and expensive Vampire commanders, and made its new variant the serialized prize
While it is not easy to kill it is not out of the question at all to get it dead which is often as much of a scoop for them as it is for you when you can't kill it
The starting life clause is the whole point: This black board wipe gets turned on very easily in Commander once somebodys been smacked around, although it may be too slow to be useful as a speed bump against aggro decks in the early game