A little self-mill or an alternate use for cards like Entomb in your Ghen, Arcanum Weaver deck and you can really start doing some things
With Partner and Friends Forever, Your deck's colour identity is defined by both of your Commanders combined: for Chief Jim Hopper and Lucas, the Sharpshooter make the deck's colour identity Jeskai (white, blue, and red), while Ishai and Armix make it Esper (white, blue, and black)
Magnus the Red Although Magnus the Red has flying making the last ability relatively easy to enable, that isnt thinking big enough for me
It also came in dead last in three categories: best reprints, most value, and best four-color commanders
First, most overpowered cards are still overpowered when they're restricted, so, in formats where there are only a few restricted cards, all that restricting overpowered cards serves is to add randomness to the game