Price aside, its just awesome seeing a 1993 card with a factory scar like this a reminder of Magics early, imperfect production days
[33] Magic philosophy Domnguez says Magic teaches you how to lose, on the grounds that even professionals have winning percentages around 60%, [10] and that he plays not to win but to have a good time
"Marco" also has a powerful [On K.O.] effect, making it a difficult card for your opponent to deal with
Or you can try to build a Simic Mutant kindred deck
If you added an extra mana to the casting cost of these cards, they might drop one slot on the list, but they also might not
By that logic alone the most relevant factor for a good planeswalker should be the ways in which they increase your effective mana spending