Its worth noting that you can have other legendary creatures in your main deck too if you want, as long as theyre in the right colours
Whisper, Blood Liturgist I like Whisper, Blood Liturgist, perhaps more than it deserves, but the rush of turning a few tokens into an Archon of Cruelty or similarly stacked threat makes up for this being rather slow
To make things more confusing, some cards in certain Commander sets could only be found in the (non-draftable) boosters for the main set, and not in the accompanying precons
Add to that his ability to make Food tokens (which only becomes more useful as more Food-caring cards are released), and youve got a removal magnet your opponents will need to focus all their efforts and resources on to get rid of
This could set up casting him or reduce the cost of a giant creature to crush your foes