The human brain loves finding patterns, meaning, and explanations ( "the platonic rises to the top" , per Taleb), so you'll be able to do something like this for pretty much any configuration of objects (all numbers are interesting after all! [0]). One could write a similarly convincing post about how the Terrans, Zergs, and Protoss embody the 3 core pillars of humanity, complete with esoteric looking diagrams. Read…
While I agree in the general, it's pretty clear that magic the gathering draws considerable inspiration from human literature and culture, and was exceptionally well planned and very carefully evolved over decades so if even if these arrangements aren't intentional, they certainly aren't accidental.
Have you seen the number of banned cards?
Or the fact that it's accidentally Turing complete?
This is a card game, nothing more nothing less.