This card fits into aristocrat and aggressive decks in the Historic and eternal formats
Even this second crash may not last forever, however, since cEDH may end up getting its own special Tier five power rating
However, if you already play 4 Marco (OP02-018) and 4 Marco (OP03-013), you will already have the opportunity to discard a lot of cards from your hand
Considering the relatively low ink cost of all three Ducktails nephew cards, getting this ability rolling early on in a Lorcana game is entirely plausible, as well as being excellent gameplay-wise thanks to the advantage that additional card draw can get you
For example, if your commander has the ability to gain a lot of life, you might build a Commander deck with cards that benefit from maintaining as high a life total as possible, and focus on out-enduring your foes - or you might use your life total as a resource, burning through it to fuel powerful abilities and relying on your commander to keep yourself from succumbing
the first real trading card game and one that looks likely to outlive humanity itself at this point