Choosing enemy permanents to destroy with the only downside being your opponent getting whatever is on top of their library is a great trade off
Also, don't forget that it's legendary too, so cards that you lean into for your planeswalker love that care about legendary permanents, such as Captain Sisay above, will also fetch your Chain Veil from your deck as well
Inventor's Axe doesn't enter the battlefield attached to a creature
It has been, and probably will be, a Commander staple for years to come
Then adjust the black level for black and gray tones
Meanwhile, that Porygon-Z comes with an amazing combo of an Ability that lets you flip a coin, heads meaning you can attach four Energy cards from your discard pile, tails meaning you discard an Energy from it, and Energized Attack that does 40x damage for each Energy attached