mtg commander 2018 exquisite invention deck list - Commander and can’t contain more than one copy of any card other than basic lands Commander 2018: "Exquisite Invention" Deck

Id say they can be replaced with more fitting cards

Any of them that stops being a creature will also stop being a Phyrexian until it becomes a creature again, if applicable

Silverback Elder is a five-mana 5/7 - which is already not terrible - but it also does one of three things every single time you cast a creature spell

Gale also has background, which means you can pair it with something along the lines of Scion of Halaster to make a nice graveyard/spellslinger combo deck

The discussions we have around them can be much more nuanced not just whether UB is good or bad, but what has made individual UB releases better or worse than others