+1/+1 counters are common buffs for all types of creatures in pretty much every MTG set, sagas track their progress with lore counters, planeswalkers add or subtract loyalty counters with their activated abilities and players can lose the game for acquiring too many poison counters, or stack up the energy counters from Kaladesh and Modern Horizons 3
Would most likely see use in a variety of constructed format decks moving forward
I happened to mention it offhand one day in R&D, so now certain people try to figure out what the theme is from week to week
Practice is key here, if you know the D00-DL, Caricaturist is in your deck, have an idea of how youre going to draw that critter, especially those menacing eyes
In terms of sheer lore (yes, this is something that I absolutely care about, possibly more than I should), I think the deck works perfectly