In a deck that wants to play things from exile - of which there are many - these are just upgraded clue tokens, because they not only cost no mana, but also have so many synergies in Commander with cards like Laelia, the Blade Reforged, who gets stronger whenever you put cards into exile
When the mind uses these models to apply a strategy that generates a win condition, it provides a sense of satisfaction and exhilaration as a reward
Not only that, but the Creature gains Indestructible until end of turn whenever you cast a spell, making combat a nightmare for your opponent if you have open mana
The card, if it resolves, provides you with a clean 3 for 1 which is a nightmare for many decks to deal with
Since weve never seen anything like this before, its hard to know how this miniset will go over with the community