You need your Commander on board to take full advantage of Jeskas Will, but the payoff far outweighs the requirement
Surprise, surprise, this deck has no issue with interaction as well
Card games have a level of abstraction, Miller says
(When this equipment enters create a colorless 1/1 Hero creature token and attach this to it.) Equipped creature gets +1/+0 and is a Knight in addition to its other types
Bonehoard Dracosaur is the common modern-day fusion of the two: the Mullslayer, if you will
This card is particularly desired by the community for the value that its ability to threaten opponent permanents brings thanks to its trample, even if the Phyrexian Obliterator gets blocked, it will still do damage that will force your opponents to destroy their valuable cards