Self-mill effects throw enough cards in the graveyard that you should always have a solid assortment of options to copy and grow with, which is all this commander wants
The life loss being set to two makes it a bit of a saver option in early game situations
Enterprise-D for the first time each turn, exile the top card of your library
Even some brushwork on the Xiphos (the sword) can be made to look like a Trident and he can be altered to a nice Aquaman
That not only makes them easier to understand for newcomers, but it also means that if you have fun with, say, the White Calling All Angels deck, you can start swapping in cards of that color to customize it as you see fit
From here on out, well talk about the revealed details as if they were real