Between this and the fact that blacks best mana ramp spells only tend to thrive in specific niches of the Commander format, such as cEDH, mono and two color black decks, combo decks, and/or builds with reliable access to Urborg, Tomb of Yawgmoth, theres really no way to rank these cards
Youll need to buy new packs and cards every few months to keep playing at a competitive level
It will only start drawing cards consistently when youre Blitzing it from your graveyard, but Tenacious Underdog turns into a clock that grants you an absurd amount of card advantage over time
This is mainly because of how easy it is to untap an artifact without having to follow all the stipulations laid out on Time Vault itself
There are five white and black creatures currently legal in Standard that cost one mana and have 2 power
Put one on its friends too