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Now, is that based on power level or personal preference

Maybe they wanted to avoid paper copies of complicated reconfigure creatures, since those involve a lot of moving pieces already, but the general Magic populace can handle effects like this

Choose a Background (You can have a Background as a second commander.) Whenever Burakos attacks, defending player loses X life and you create X Treasure tokens, where X is the number of creatures in your party

Exile this creature at the beginning of the next end step, then you may cast it from exile on a later turn.) Stats: 4/5 Infinite combos in Magic: The Gathering, while maybe rare at one point, are fairly common nowadays

Must be Ritual Summoned