You won't find the same price jumps you see with graded Alpha and Beta cards, but you can still find that even average graded Unlimited cards are traded for a higher price than non-graded cards
This even works as its own self-contained engine if youre just using it to get cheap artifacts into play
even if you ignore the mild case of Do-the-Thing Syndrome (where a commander is both its own enabler/value engine and payoff), KotisKotis doesn't cheat or do anything unique enough to lead to an interesting build
BPhillipYork: Yeah this is huge for decks that cause huge wheels or lots of rummage, at 2 mana it's fairly cheap and slots easily in as a utility creature that is really just a value engine
Youd lose a handful of cards in one go, while your opponent barely invested anything
Because of this, trading into original set foils and then socking them away is a solid way to increase the overall value of your collection while lowering the amount of risk in your profile